6 December 2021  | 
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When is The Big Bang Theory on?

Rating
5.8
 

The Big Bang Theory is on TV this week ...
E4 10:30am Mon 6 Dec
Season 5 Episode 8 of 24
The Isolation Permutation Amy is hurt to discover Penny and Bernadette went shopping for bridesmaid dresses without her. She first turns to a reluctant Sheldon for comfort and later tries to drown her sorrows. Comedy, starring Mayim Bialik and Kaley Cuoco

E4
The Big Bang Theory: The Isolation Permutation
E4 HD 10:30am Mon 6 Dec
Season 5 Episode 8 of 24
The Isolation Permutation
E4 HD
The Big Bang Theory: The Isolation Permutation
E4 +1 11:00am Mon 6 Dec
Season 5 Episode 7 of 24
The Good Guy Fluctuation Leonard has doubts about his feelings for Priya when he kisses a girl he meets in the comic-book store, while the rest of the friends play pranks on Sheldon in celebration of Halloween. Comedy, starring Johnny Galecki and Jim Parsons

E4 +1
The Big Bang Theory: The Good Guy Fluctuation
E4 +1 11:30am Mon 6 Dec
Season 5 Episode 8 of 24
The Isolation Permutation Amy is hurt to discover Penny and Bernadette went shopping for bridesmaid dresses without her. She first turns to a reluctant Sheldon for comfort and later tries to drown her sorrows. Comedy, starring Mayim Bialik and Kaley Cuoco

E4 +1
The Big Bang Theory: The Isolation Permutation
E4 1:00pm Mon 6 Dec
Season 9 Episode 2 of 24
The Separation Oscillation Leonard meets up with the woman he kissed during his trip in the hope of setting Penny's mind at ease, while Sheldon films a special episode of Fun with Flags after his break-up with Amy. Bernadette feels guilty about keeping a secret from Penny

E4
The Big Bang Theory: The Separation Oscillation
E4 HD 1:00pm Mon 6 Dec
Season 9 Episode 2 of 24
The Separation Oscillation
E4 HD
The Big Bang Theory: The Separation Oscillation
E4 1:30pm Mon 6 Dec
Season 9 Episode 3 of 24
The Bachelor Party Corrosion The guys' science skills are put to the test when they get a flat tyre during Leonard's surprise bachelor party weekend in Mexico. Meanwhile, the girls finally force Penny to break the news to her family that she has eloped with Leonard. Keith Carradine guest stars

E4
The Big Bang Theory: The Bachelor Party Corrosion
E4 HD 1:30pm Mon 6 Dec
Season 9 Episode 3 of 24
The Bachelor Party Corrosion
E4 HD
The Big Bang Theory: The Bachelor Party Corrosion
E4 +1 2:00pm Mon 6 Dec
Season 9 Episode 2 of 24
The Separation Oscillation Leonard meets up with the woman he kissed during his trip in the hope of setting Penny's mind at ease, while Sheldon films a special episode of Fun with Flags after his break-up with Amy. Bernadette feels guilty about keeping a secret from Penny

E4 +1
The Big Bang Theory: The Separation Oscillation
E4 HD 2:00pm Mon 6 Dec
Season 5 Episode 7 of 24
The Good Guy Fluctuation Leonard has doubts about his feelings for Priya when he kisses a girl he meets in the comic-book store, while the rest of the friends play pranks on Sheldon in celebration of Halloween. Comedy, starring Johnny Galecki and Jim Parsons

E4 HD
The Big Bang Theory: The Good Guy Fluctuation
E4 2:00pm Mon 6 Dec
Season 5 Episode 7 of 24
The Good Guy Fluctuation
E4
The Big Bang Theory: The Good Guy Fluctuation
E4 +1 2:30pm Mon 6 Dec
Season 9 Episode 3 of 24
The Bachelor Party Corrosion The guys' science skills are put to the test when they get a flat tyre during Leonard's surprise bachelor party weekend in Mexico. Meanwhile, the girls finally force Penny to break the news to her family that she has eloped with Leonard. Keith Carradine guest stars

E4 +1
The Big Bang Theory: The Bachelor Party Corrosion
E4 2:30pm Mon 6 Dec
Season 5 Episode 8 of 24
The Isolation Permutation Amy is hurt to discover Penny and Bernadette went shopping for bridesmaid dresses without her. She first turns to a reluctant Sheldon for comfort and later tries to drown her sorrows. Comedy, starring Mayim Bialik and Kaley Cuoco

E4
The Big Bang Theory: The Isolation Permutation
E4 HD 2:30pm Mon 6 Dec
Season 5 Episode 8 of 24
The Isolation Permutation
E4 HD
The Big Bang Theory: The Isolation Permutation
E4 +1 3:00pm Mon 6 Dec
Season 5 Episode 7 of 24
The Good Guy Fluctuation Leonard has doubts about his feelings for Priya when he kisses a girl he meets in the comic-book store, while the rest of the friends play pranks on Sheldon in celebration of Halloween. Comedy, starring Johnny Galecki and Jim Parsons

E4 +1
The Big Bang Theory: The Good Guy Fluctuation
E4 +1 3:30pm Mon 6 Dec
Season 5 Episode 8 of 24
The Isolation Permutation Amy is hurt to discover Penny and Bernadette went shopping for bridesmaid dresses without her. She first turns to a reluctant Sheldon for comfort and later tries to drown her sorrows. Comedy, starring Mayim Bialik and Kaley Cuoco

E4 +1
The Big Bang Theory: The Isolation Permutation
E4 6:00pm Mon 6 Dec
Season 9 Episode 12 of 24
The Sales Call Sublimation Penny gets more than she bargained for when Leonard agrees to meet a psychiatrist on her behalf, while Sheldon and Raj collaborate on an astronomical discovery. Stuart moves out, but Howard and Bernadette's happiness is short-lived. Johnny Galecki, Jim Parsons and Kaley Cuoco star

E4
The Big Bang Theory: The Sales Call Sublimation
E4 HD 6:00pm Mon 6 Dec
Season 9 Episode 12 of 24
The Sales Call Sublimation
E4 HD
The Big Bang Theory: The Sales Call Sublimation
E4 6:30pm Mon 6 Dec
Season 9 Episode 13 of 24
The Empathy Optimisation After being forced to deal with a sick Sheldon, the rest of the gang try to treat themselves to a Sheldon-free weekend. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4
The Big Bang Theory: The Empathy Optimisation
E4 HD 6:30pm Mon 6 Dec
Season 9 Episode 13 of 24
The Empathy Optimisation
E4 HD
The Big Bang Theory: The Empathy Optimisation
E4 +1 7:00pm Mon 6 Dec
Season 9 Episode 12 of 24
The Sales Call Sublimation Penny gets more than she bargained for when Leonard agrees to meet a psychiatrist on her behalf, while Sheldon and Raj collaborate on an astronomical discovery. Stuart moves out, but Howard and Bernadette's happiness is short-lived. Johnny Galecki, Jim Parsons and Kaley Cuoco star

E4 +1
The Big Bang Theory: The Sales Call Sublimation
E4 +1 7:30pm Mon 6 Dec
Season 9 Episode 13 of 24
The Empathy Optimisation After being forced to deal with a sick Sheldon, the rest of the gang try to treat themselves to a Sheldon-free weekend. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 +1
The Big Bang Theory: The Empathy Optimisation
E4 8:00pm Mon 6 Dec
Season 3 Episode 12 of 23
The Psychic Vortex Raj lusts after a girl he and Sheldon meet at a university party, and Leonard comes to regret airing his disapproval of Penny's belief in psychics. Comedy, starring Kunal Nayyar and Jim Parsons

E4
The Big Bang Theory: The Psychic Vortex
E4 HD 8:00pm Mon 6 Dec
Season 3 Episode 12 of 23
The Psychic Vortex
E4 HD
The Big Bang Theory: The Psychic Vortex
E4 HD 8:30pm Mon 6 Dec
Season 3 Episode 13 of 23
The Bozeman Reaction Leonard and Sheldon's flat is burgled, so they work on a state-of-the-art security system in a bid to outwit any future would-be thieves. However, their plans go awry when they ensnare Penny in a net. Comedy, starring Johnny Galecki and Jim Parsons

E4 HD
The Big Bang Theory: The Bozeman Reaction
E4 8:30pm Mon 6 Dec
Season 3 Episode 13 of 23
The Bozeman Reaction
E4
The Big Bang Theory: The Bozeman Reaction
E4 +1 9:00pm Mon 6 Dec
Season 3 Episode 12 of 23
The Psychic Vortex Raj lusts after a girl he and Sheldon meet at a university party, and Leonard comes to regret airing his disapproval of Penny's belief in psychics. Comedy, starring Kunal Nayyar and Jim Parsons

E4 +1
The Big Bang Theory: The Psychic Vortex
E4 +1 9:30pm Mon 6 Dec
Season 3 Episode 13 of 23
The Bozeman Reaction Leonard and Sheldon's flat is burgled, so they work on a state-of-the-art security system in a bid to outwit any future would-be thieves. However, their plans go awry when they ensnare Penny in a net. Comedy, starring Johnny Galecki and Jim Parsons

E4 +1
The Big Bang Theory: The Bozeman Reaction
E4 4:15am Tue 7 Dec
Season 3 Episode 7 of 23
The Guitarist Amplification A jealous Leonard argues with Penny when she invites one of her male friends to stay at her apartment while he is in town. Unfortunately, the row brings up unpleasant memories for Sheldon of watching his warring parents, causing even more tension between the friends. Johnny Galecki, Kaley Cuoco and Jim Parsons star

E4
The Big Bang Theory: The Guitarist Amplification
E4 HD 4:15am Tue 7 Dec
Season 3 Episode 7 of 23
The Guitarist Amplification
E4 HD
The Big Bang Theory: The Guitarist Amplification
E4 HD 4:40am Tue 7 Dec
Season 3 Episode 8 of 23
The Adhesive Duck Deficiency Leonard, Raj and Howard go camping to watch the Leonid meteor shower, but the trip takes an unexpected turn thanks to some specially baked cookies. Meanwhile, Penny injures herself in the shower, and with the rest of the gang out of town, it's left to Sheldon to come to her aid

E4 HD
The Big Bang Theory: The Adhesive Duck Deficiency
E4 4:40am Tue 7 Dec
Season 3 Episode 8 of 23
The Adhesive Duck Deficiency
E4
The Big Bang Theory: The Adhesive Duck Deficiency
E4 +1 5:15am Tue 7 Dec
Season 3 Episode 7 of 23
The Guitarist Amplification A jealous Leonard argues with Penny when she invites one of her male friends to stay at her apartment while he is in town. Unfortunately, the row brings up unpleasant memories for Sheldon of watching his warring parents, causing even more tension between the friends. Johnny Galecki, Kaley Cuoco and Jim Parsons star

E4 +1
The Big Bang Theory: The Guitarist Amplification
E4 +1 5:40am Tue 7 Dec
Season 3 Episode 8 of 23
The Adhesive Duck Deficiency Leonard, Raj and Howard go camping to watch the Leonid meteor shower, but the trip takes an unexpected turn thanks to some specially baked cookies. Meanwhile, Penny injures herself in the shower, and with the rest of the gang out of town, it's left to Sheldon to come to her aid

E4 +1
The Big Bang Theory: The Adhesive Duck Deficiency
Channel 4 HD 6:50am Tue 7 Dec
Season 4 Episode 9 of 24
The Boyfriend Complexity Penny's father pays a visit and Leonard discovers she told her parents they were back together, so he plays his boyfriend role to the hilt - much to her dismay. Meanwhile, Raj gets drunk and makes a pass at Howard's girlfriend Bernadette. Guest starring Keith Carradine

Channel 4 HD
The Big Bang Theory: The Boyfriend Complexity
Channel 4 6:50am Tue 7 Dec
Season 4 Episode 9 of 24
The Boyfriend Complexity
Channel 4
The Big Bang Theory: The Boyfriend Complexity
Channel 4 HD 7:15am Tue 7 Dec
Season 4 Episode 10 of 24
The Alien Parasite Hypothesis Amy finds she has romantic feelings for Penny's former boyfriend Zack, while Raj and Howard begin competing to prove which of them would make the better superhero. Comedy, guest starring Brian Thomas Smith

Channel 4 HD
The Big Bang Theory: The Alien Parasite Hypothesis
Channel 4 7:15am Tue 7 Dec
Season 4 Episode 10 of 24
The Alien Parasite Hypothesis
Channel 4
The Big Bang Theory: The Alien Parasite Hypothesis
Channel 4 +1 7:50am Tue 7 Dec
Season 4 Episode 9 of 24
The Boyfriend Complexity Penny's father pays a visit and Leonard discovers she told her parents they were back together, so he plays his boyfriend role to the hilt - much to her dismay. Meanwhile, Raj gets drunk and makes a pass at Howard's girlfriend Bernadette. Guest starring Keith Carradine

Channel 4 +1
The Big Bang Theory: The Boyfriend Complexity
Channel 4 +1 8:15am Tue 7 Dec
Season 4 Episode 10 of 24
The Alien Parasite Hypothesis Amy finds she has romantic feelings for Penny's former boyfriend Zack, while Raj and Howard begin competing to prove which of them would make the better superhero. Comedy, guest starring Brian Thomas Smith

Channel 4 +1
The Big Bang Theory: The Alien Parasite Hypothesis
E4 HD 10:00am Tue 7 Dec
Season 5 Episode 9 of 24
The Ornithophobia Diffusion Leonard and Penny endure an awkward night at the cinema, both insisting the outing is not a date. Meanwhile, a terrified Sheldon enlists his friends' help when a bird flies into his apartment, but his behaviour soon leaves them exasperated. Comedy, starring Johnny Galecki, Kaley Cuoco and Jim Parsons

E4 HD
The Big Bang Theory: The Ornithophobia Diffusion
E4 10:00am Tue 7 Dec
Season 5 Episode 9 of 24
The Ornithophobia Diffusion
E4
The Big Bang Theory: The Ornithophobia Diffusion
E4 10:30am Tue 7 Dec
Season 5 Episode 10 of 24
The Flaming Spittoon Acquisition Comic-book store owner Stuart asks Amy out on a date, forcing a jealous Sheldon to consider the future of his relationship with her. Meanwhile, the scientists become obsessed with an unusual new card game, and Penny organises a round of Twister. Comedy, starring Jim Parsons and Mayim Bialik

E4
The Big Bang Theory: The Flaming Spittoon Acquisition
E4 HD 10:30am Tue 7 Dec
Season 5 Episode 10 of 24
The Flaming Spittoon Acquisition
E4 HD
The Big Bang Theory: The Flaming Spittoon Acquisition
E4 +1 11:00am Tue 7 Dec
Season 5 Episode 9 of 24
The Ornithophobia Diffusion Leonard and Penny endure an awkward night at the cinema, both insisting the outing is not a date. Meanwhile, a terrified Sheldon enlists his friends' help when a bird flies into his apartment, but his behaviour soon leaves them exasperated. Comedy, starring Johnny Galecki, Kaley Cuoco and Jim Parsons

E4 +1
The Big Bang Theory: The Ornithophobia Diffusion
E4 +1 11:30am Tue 7 Dec
Season 5 Episode 10 of 24
The Flaming Spittoon Acquisition Comic-book store owner Stuart asks Amy out on a date, forcing a jealous Sheldon to consider the future of his relationship with her. Meanwhile, the scientists become obsessed with an unusual new card game, and Penny organises a round of Twister. Comedy, starring Jim Parsons and Mayim Bialik

E4 +1
The Big Bang Theory: The Flaming Spittoon Acquisition
E4 HD 1:00pm Tue 7 Dec
Season 9 Episode 4 of 24
The 2003 Approximation Penny and Leonard announce that they are moving in together, prompting Sheldon to revisit 2003, a much simpler time before he had met either of them. Howard and Raj form a band to play at the comic-book store, only to fall out over musical differences

E4 HD
The Big Bang Theory: The 2003 Approximation
E4 1:00pm Tue 7 Dec
Season 9 Episode 4 of 24
The 2003 Approximation
E4
The Big Bang Theory: The 2003 Approximation
E4 1:30pm Tue 7 Dec
Season 9 Episode 5 of 24
The Perspiration Implementation The boys want to become more sporty, so Barry Kripke leads them in a fencing lesson, while Penny, Amy and Bernadette help Stuart, who wants to attract more female customers to the comic-book store

E4
The Big Bang Theory: The Perspiration Implementation
E4 HD 1:30pm Tue 7 Dec
Season 9 Episode 5 of 24
The Perspiration Implementation
E4 HD
The Big Bang Theory: The Perspiration Implementation
E4 +1 2:00pm Tue 7 Dec
Season 9 Episode 4 of 24
The 2003 Approximation Penny and Leonard announce that they are moving in together, prompting Sheldon to revisit 2003, a much simpler time before he had met either of them. Howard and Raj form a band to play at the comic-book store, only to fall out over musical differences

E4 +1
The Big Bang Theory: The 2003 Approximation
E4 HD 2:00pm Tue 7 Dec
Season 5 Episode 9 of 24
The Ornithophobia Diffusion Leonard and Penny endure an awkward night at the cinema, both insisting the outing is not a date. Meanwhile, a terrified Sheldon enlists his friends' help when a bird flies into his apartment, but his behaviour soon leaves them exasperated. Comedy, starring Johnny Galecki, Kaley Cuoco and Jim Parsons

E4 HD
The Big Bang Theory: The Ornithophobia Diffusion
E4 2:00pm Tue 7 Dec
Season 5 Episode 9 of 24
The Ornithophobia Diffusion
E4
The Big Bang Theory: The Ornithophobia Diffusion
E4 +1 2:30pm Tue 7 Dec
Season 9 Episode 5 of 24
The Perspiration Implementation The boys want to become more sporty, so Barry Kripke leads them in a fencing lesson, while Penny, Amy and Bernadette help Stuart, who wants to attract more female customers to the comic-book store

E4 +1
The Big Bang Theory: The Perspiration Implementation
E4 2:30pm Tue 7 Dec
Season 5 Episode 10 of 24
The Flaming Spittoon Acquisition Comic-book store owner Stuart asks Amy out on a date, forcing a jealous Sheldon to consider the future of his relationship with her. Meanwhile, the scientists become obsessed with an unusual new card game, and Penny organises a round of Twister. Comedy, starring Jim Parsons and Mayim Bialik

E4
The Big Bang Theory: The Flaming Spittoon Acquisition
E4 HD 2:30pm Tue 7 Dec
Season 5 Episode 10 of 24
The Flaming Spittoon Acquisition
E4 HD
The Big Bang Theory: The Flaming Spittoon Acquisition
E4 +1 3:00pm Tue 7 Dec
Season 5 Episode 9 of 24
The Ornithophobia Diffusion Leonard and Penny endure an awkward night at the cinema, both insisting the outing is not a date. Meanwhile, a terrified Sheldon enlists his friends' help when a bird flies into his apartment, but his behaviour soon leaves them exasperated. Comedy, starring Johnny Galecki, Kaley Cuoco and Jim Parsons

E4 +1
The Big Bang Theory: The Ornithophobia Diffusion
E4 +1 3:30pm Tue 7 Dec
Season 5 Episode 10 of 24
The Flaming Spittoon Acquisition Comic-book store owner Stuart asks Amy out on a date, forcing a jealous Sheldon to consider the future of his relationship with her. Meanwhile, the scientists become obsessed with an unusual new card game, and Penny organises a round of Twister. Comedy, starring Jim Parsons and Mayim Bialik

E4 +1
The Big Bang Theory: The Flaming Spittoon Acquisition
E4 6:00pm Tue 7 Dec
Season 9 Episode 14 of 24
The Meemaw Materialisation Sheldon's grandmother, known as Meemaw, arrives in Pasadena to visit, but his excitement at her arrival quickly gives way to discomfort when she clashes with Amy. Meanwhile, Raj finds himself drawn to an ambitious female screenwriter he meets at the comic-book store, but Bernadette angrily reminds him he already has a girlfriend. Comedy, guest starring June Squibb

E4
The Big Bang Theory: The Meemaw Materialisation
E4 HD 6:00pm Tue 7 Dec
Season 9 Episode 14 of 24
The Meemaw Materialisation
E4 HD
The Big Bang Theory: The Meemaw Materialisation
E4 6:30pm Tue 7 Dec
Season 9 Episode 15 of 24
The Valentino Submergence Sheldon and Amy host a Valentine's Day episode of Fun with Flags, while Leonard and Penny grapple with getting older. Elsewhere, Howard and Bernadette discover a surprise in their hot tub, and Raj is torn between Emily and a girl he met at the comic book store. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4
The Big Bang Theory: The Valentino Submergence
E4 HD 6:30pm Tue 7 Dec
Season 9 Episode 15 of 24
The Valentino Submergence
E4 HD
The Big Bang Theory: The Valentino Submergence
E4 +1 7:00pm Tue 7 Dec
Season 9 Episode 14 of 24
The Meemaw Materialisation Sheldon's grandmother, known as Meemaw, arrives in Pasadena to visit, but his excitement at her arrival quickly gives way to discomfort when she clashes with Amy. Meanwhile, Raj finds himself drawn to an ambitious female screenwriter he meets at the comic-book store, but Bernadette angrily reminds him he already has a girlfriend. Comedy, guest starring June Squibb

E4 +1
The Big Bang Theory: The Meemaw Materialisation
RTÉ2 HD 7:00pm Tue 7 Dec
Season 12 Episode 2 of 24
The Wedding Gift Wormhole Sheldon and Amy drive themselves to distraction trying to figure out what the 'perfect gift' is that Leonard and Penny have got them for their wedding. Meanwhile, Raj decides he wants to settle down and asks his father to arrange a marriage for him

RTÉ2 HD
The Big Bang Theory: The Wedding Gift Wormhole
RTÉ2 7:00pm Tue 7 Dec
Season 12 Episode 2 of 24
The Wedding Gift Wormhole
RTÉ2
The Big Bang Theory: The Wedding Gift Wormhole
E4 +1 7:30pm Tue 7 Dec
Season 9 Episode 15 of 24
The Valentino Submergence Sheldon and Amy host a Valentine's Day episode of Fun with Flags, while Leonard and Penny grapple with getting older. Elsewhere, Howard and Bernadette discover a surprise in their hot tub, and Raj is torn between Emily and a girl he met at the comic book store. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 +1
The Big Bang Theory: The Valentino Submergence
E4 8:00pm Tue 7 Dec
Season 3 Episode 14 of 23
The Einstein Approximation Sheldon develops a mental block and has difficulty working on a formula, so in a move inspired by Albert Einstein he gets a job at the Cheesecake Factory diner to try to revive his creativity - and despite Penny's objections, proves surprisingly effective in the role. Guest starring Yeardley Smith (The voice of Lisa Simpson)

E4
The Big Bang Theory: The Einstein Approximation
E4 HD 8:00pm Tue 7 Dec
Season 3 Episode 14 of 23
The Einstein Approximation
E4 HD
The Big Bang Theory: The Einstein Approximation
RTÉ 2 +1 8:00pm Tue 7 Dec
Season 12 Episode 2 of 24
The Wedding Gift Wormhole Sheldon and Amy drive themselves to distraction trying to figure out what the 'perfect gift' is that Leonard and Penny have got them for their wedding. Meanwhile, Raj decides he wants to settle down and asks his father to arrange a marriage for him

RTÉ 2 +1
The Big Bang Theory: The Wedding Gift Wormhole
E4 8:30pm Tue 7 Dec
Season 12 Episode 21 of 24
The Plagiarism Schism When Barry Kripke finds proof that Dr Pemberton plagiarised his thesis in college, Sheldon and Amy aren't sure whether they should turn their rival in or not. Howard is surprised but happy to learn that Bernadette wasn't the only waitress at The Cheesecake Factory who had a crush on him back in the day

E4
The Big Bang Theory: The Plagiarism Schism
E4 HD 8:30pm Tue 7 Dec
Season 12 Episode 21 of 24
The Plagiarism Schism
E4 HD
The Big Bang Theory: The Plagiarism Schism
E4 +1 9:00pm Tue 7 Dec
Season 3 Episode 14 of 23
The Einstein Approximation Sheldon develops a mental block and has difficulty working on a formula, so in a move inspired by Albert Einstein he gets a job at the Cheesecake Factory diner to try to revive his creativity - and despite Penny's objections, proves surprisingly effective in the role. Guest starring Yeardley Smith (The voice of Lisa Simpson)

E4 +1
The Big Bang Theory: The Einstein Approximation
E4 +1 9:30pm Tue 7 Dec
Season 12 Episode 21 of 24
The Plagiarism Schism When Barry Kripke finds proof that Dr Pemberton plagiarised his thesis in college, Sheldon and Amy aren't sure whether they should turn their rival in or not. Howard is surprised but happy to learn that Bernadette wasn't the only waitress at The Cheesecake Factory who had a crush on him back in the day

E4 +1
The Big Bang Theory: The Plagiarism Schism
E4 HD 4:15am Wed 8 Dec
Season 3 Episode 9 of 23
The Vengeance Formulation Howard's fear of commitment causes him to avoid Bernadette, but he soon realises he has made a mistake and tries to compensate for it. Meanwhile, Kripke plays a prank during a radio interview with Sheldon, who sets out to get revenge, only to be caught by the Dean. Johnny Galecki, Simon Helberg and Kaley Cuoco star, with an appearance by Katee Sackhoff (Battlestar Galactica) as herself

E4 HD
The Big Bang Theory: The Vengeance Formulation
E4 4:15am Wed 8 Dec
Season 3 Episode 9 of 23
The Vengeance Formulation
E4
The Big Bang Theory: The Vengeance Formulation
E4 HD 4:40am Wed 8 Dec
Season 3 Episode 10 of 23
The Gorilla Experiment Bernadette asks Leonard about his physics experiment, making Howard so jealous that she threatens to end their relationship. Penny also feels put out by the situation, and asks Sheldon to teach her about science. Johnny Galecki, Simon Helberg and Melissa Rauch star

E4 HD
The Big Bang Theory: The Gorilla Experiment
E4 4:40am Wed 8 Dec
Season 3 Episode 10 of 23
The Gorilla Experiment
E4
The Big Bang Theory: The Gorilla Experiment
E4 +1 5:15am Wed 8 Dec
Season 3 Episode 9 of 23
The Vengeance Formulation Howard's fear of commitment causes him to avoid Bernadette, but he soon realises he has made a mistake and tries to compensate for it. Meanwhile, Kripke plays a prank during a radio interview with Sheldon, who sets out to get revenge, only to be caught by the Dean. Johnny Galecki, Simon Helberg and Kaley Cuoco star, with an appearance by Katee Sackhoff (Battlestar Galactica) as herself

E4 +1
The Big Bang Theory: The Vengeance Formulation
E4 +1 5:40am Wed 8 Dec
Season 3 Episode 10 of 23
The Gorilla Experiment Bernadette asks Leonard about his physics experiment, making Howard so jealous that she threatens to end their relationship. Penny also feels put out by the situation, and asks Sheldon to teach her about science. Johnny Galecki, Simon Helberg and Melissa Rauch star

E4 +1
The Big Bang Theory: The Gorilla Experiment
Channel 4 HD 6:50am Wed 8 Dec
Season 4 Episode 11 of 24
The Justice League Recombination The guys have fun at the expense of Penny's boyfriend Zack, but later try to make amends by enlisting his help with the New Year's costume competition at the comic-book store. Comedy, starring Kaley Cuoco and Simon Helberg

Channel 4 HD
The Big Bang Theory: The Justice League Recombination
Channel 4 6:50am Wed 8 Dec
Season 4 Episode 11 of 24
The Justice League Recombination
Channel 4
The Big Bang Theory: The Justice League Recombination
Channel 4 HD 7:15am Wed 8 Dec
Season 4 Episode 12 of 24
The Bus Pants Utilisation Leonard's ingenious idea for a new smartphone app puts pressure on his friendship with Sheldon, who vies with him for control of the project. Comedy, starring Johnny Galecki and Simon Helberg

Channel 4 HD
The Big Bang Theory: The Bus Pants Utilisation
Channel 4 7:15am Wed 8 Dec
Season 4 Episode 12 of 24
The Bus Pants Utilisation
Channel 4
The Big Bang Theory: The Bus Pants Utilisation
Channel 4 +1 7:50am Wed 8 Dec
Season 4 Episode 11 of 24
The Justice League Recombination The guys have fun at the expense of Penny's boyfriend Zack, but later try to make amends by enlisting his help with the New Year's costume competition at the comic-book store. Comedy, starring Kaley Cuoco and Simon Helberg

Channel 4 +1
The Big Bang Theory: The Justice League Recombination
Channel 4 +1 8:15am Wed 8 Dec
Season 4 Episode 12 of 24
The Bus Pants Utilisation Leonard's ingenious idea for a new smartphone app puts pressure on his friendship with Sheldon, who vies with him for control of the project. Comedy, starring Johnny Galecki and Simon Helberg

Channel 4 +1
The Big Bang Theory: The Bus Pants Utilisation
E4 10:00am Wed 8 Dec
Season 5 Episode 11 of 24
The Speckerman Recurrence Leonard confronts the man who tormented him in high school, while Penny realises she did her fair share of bullying in the past and calls the people she targeted to apologise. Comedy, starring Johnny Galecki and Kaley Cuoco

E4
The Big Bang Theory: The Speckerman Recurrence
E4 HD 10:00am Wed 8 Dec
Season 5 Episode 11 of 24
The Speckerman Recurrence
E4 HD
The Big Bang Theory: The Speckerman Recurrence
E4 10:30am Wed 8 Dec
Season 5 Episode 12 of 24
The Shiny Trinket Manoeuvre Sheldon is uninterested in Amy's career, so Penny, Raj and Leonard try to make him understand that sometimes it benefits a relationship to pretend to care about a partner's achievements. Howard notices Bernadette is uncomfortable around children when she helps him perform a magic show at his nephew's birthday party

E4
The Big Bang Theory: The Shiny Trinket Manoeuvre
E4 HD 10:30am Wed 8 Dec
Season 5 Episode 12 of 24
The Shiny Trinket Manoeuvre
E4 HD
The Big Bang Theory: The Shiny Trinket Manoeuvre
E4 +1 11:00am Wed 8 Dec
Season 5 Episode 11 of 24
The Speckerman Recurrence Leonard confronts the man who tormented him in high school, while Penny realises she did her fair share of bullying in the past and calls the people she targeted to apologise. Comedy, starring Johnny Galecki and Kaley Cuoco

E4 +1
The Big Bang Theory: The Speckerman Recurrence
E4 +1 11:30am Wed 8 Dec
Season 5 Episode 12 of 24
The Shiny Trinket Manoeuvre Sheldon is uninterested in Amy's career, so Penny, Raj and Leonard try to make him understand that sometimes it benefits a relationship to pretend to care about a partner's achievements. Howard notices Bernadette is uncomfortable around children when she helps him perform a magic show at his nephew's birthday party

E4 +1
The Big Bang Theory: The Shiny Trinket Manoeuvre
E4 1:00pm Wed 8 Dec
Season 9 Episode 6 of 24
The Helium Insufficiency In the middle of a nationwide shortage of liquid helium, Sheldon and Leonard take desperate measures to obtain the supplies they need in order to prove a scientific theory before a rival team of researchers can beat them to it. Meanwhile, Penny and Bernadette download a dating app onto Amy's phone in order to find her a new boyfriend

E4
The Big Bang Theory: The Helium Insufficiency
E4 HD 1:00pm Wed 8 Dec
Season 9 Episode 6 of 24
The Helium Insufficiency
E4 HD
The Big Bang Theory: The Helium Insufficiency
E4 HD 1:30pm Wed 8 Dec
Season 9 Episode 7 of 24
The Spock Resonance While being interviewed for a documentary about Star Trek character Mr Spock, Sheldon struggles to suppress his emotions about his recent break-up with Amy, leaving Leonard and Penny shocked to discover he had bought her an engagement ring. Howard and Bernadette fall out over plans to renovate his childhood home. Wil Wheaton, Adam Nimoy and Stephen Merchant guest star

E4 HD
The Big Bang Theory: The Spock Resonance
E4 1:30pm Wed 8 Dec
Season 9 Episode 7 of 24
The Spock Resonance
E4
The Big Bang Theory: The Spock Resonance
E4 2:00pm Wed 8 Dec
Season 5 Episode 11 of 24
The Speckerman Recurrence Leonard confronts the man who tormented him in high school, while Penny realises she did her fair share of bullying in the past and calls the people she targeted to apologise. Comedy, starring Johnny Galecki and Kaley Cuoco

E4
The Big Bang Theory: The Speckerman Recurrence
E4 HD 2:00pm Wed 8 Dec
Season 5 Episode 11 of 24
The Speckerman Recurrence
E4 HD
The Big Bang Theory: The Speckerman Recurrence
E4 +1 2:00pm Wed 8 Dec
Season 9 Episode 6 of 24
The Helium Insufficiency In the middle of a nationwide shortage of liquid helium, Sheldon and Leonard take desperate measures to obtain the supplies they need in order to prove a scientific theory before a rival team of researchers can beat them to it. Meanwhile, Penny and Bernadette download a dating app onto Amy's phone in order to find her a new boyfriend

E4 +1
The Big Bang Theory: The Helium Insufficiency
E4 2:30pm Wed 8 Dec
Season 5 Episode 12 of 24
The Shiny Trinket Manoeuvre Sheldon is uninterested in Amy's career, so Penny, Raj and Leonard try to make him understand that sometimes it benefits a relationship to pretend to care about a partner's achievements. Howard notices Bernadette is uncomfortable around children when she helps him perform a magic show at his nephew's birthday party

E4
The Big Bang Theory: The Shiny Trinket Manoeuvre
E4 HD 2:30pm Wed 8 Dec
Season 5 Episode 12 of 24
The Shiny Trinket Manoeuvre
E4 HD
The Big Bang Theory: The Shiny Trinket Manoeuvre
E4 +1 2:30pm Wed 8 Dec
Season 9 Episode 7 of 24
The Spock Resonance While being interviewed for a documentary about Star Trek character Mr Spock, Sheldon struggles to suppress his emotions about his recent break-up with Amy, leaving Leonard and Penny shocked to discover he had bought her an engagement ring. Howard and Bernadette fall out over plans to renovate his childhood home. Wil Wheaton, Adam Nimoy and Stephen Merchant guest star

E4 +1
The Big Bang Theory: The Spock Resonance
E4 +1 3:00pm Wed 8 Dec
Season 5 Episode 11 of 24
The Speckerman Recurrence Leonard confronts the man who tormented him in high school, while Penny realises she did her fair share of bullying in the past and calls the people she targeted to apologise. Comedy, starring Johnny Galecki and Kaley Cuoco

E4 +1
The Big Bang Theory: The Speckerman Recurrence
E4 +1 3:30pm Wed 8 Dec
Season 5 Episode 12 of 24
The Shiny Trinket Manoeuvre Sheldon is uninterested in Amy's career, so Penny, Raj and Leonard try to make him understand that sometimes it benefits a relationship to pretend to care about a partner's achievements. Howard notices Bernadette is uncomfortable around children when she helps him perform a magic show at his nephew's birthday party

E4 +1
The Big Bang Theory: The Shiny Trinket Manoeuvre
E4 HD 6:00pm Wed 8 Dec
Season 9 Episode 16 of 24
The Positive Negative Reaction When the friends find out about Bernadette's big news, they celebrate by getting together for an evening of karaoke. However, Bernadette is upset when Howard freaks out over her announcement as he becomes convinced that he needs to start earning more money. Comedy, Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 HD
The Big Bang Theory: The Positive Negative Reaction
E4 6:00pm Wed 8 Dec
Season 9 Episode 16 of 24
The Positive Negative Reaction
E4
The Big Bang Theory: The Positive Negative Reaction
E4 HD 6:30pm Wed 8 Dec
Season 9 Episode 17 of 24
The Celebration Experimentation In the 200th episode of the comedy, the gang finally celebrates Sheldon's birthday after more than nine years together, with the help of a few special guests. Starring Johnny Galecki, Jim Parsons and Kaley Cuoco, with guest appearances from Adam West, Wil Wheaton and Stephen Hawking

E4 HD
The Big Bang Theory: The Celebration Experimentation
E4 6:30pm Wed 8 Dec
Season 9 Episode 17 of 24
The Celebration Experimentation
E4
The Big Bang Theory: The Celebration Experimentation
E4 +1 7:00pm Wed 8 Dec
Season 9 Episode 16 of 24
The Positive Negative Reaction When the friends find out about Bernadette's big news, they celebrate by getting together for an evening of karaoke. However, Bernadette is upset when Howard freaks out over her announcement as he becomes convinced that he needs to start earning more money. Comedy, Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 +1
The Big Bang Theory: The Positive Negative Reaction
E4 +1 7:30pm Wed 8 Dec
Season 9 Episode 17 of 24
The Celebration Experimentation In the 200th episode of the comedy, the gang finally celebrates Sheldon's birthday after more than nine years together, with the help of a few special guests. Starring Johnny Galecki, Jim Parsons and Kaley Cuoco, with guest appearances from Adam West, Wil Wheaton and Stephen Hawking

E4 +1
The Big Bang Theory: The Celebration Experimentation
E4 8:00pm Wed 8 Dec
Season 3 Episode 15 of 23
The Large Hadron Collision Leonard is invited to visit the Large Hadron Collider in Switzerland and asks Penny to join him as a Valentine's Day treat. However, Sheldon tries to persuade the couple to allow him to take her place

E4
The Big Bang Theory: The Large Hadron Collision
E4 HD 8:00pm Wed 8 Dec
Season 3 Episode 15 of 23
The Large Hadron Collision
E4 HD
The Big Bang Theory: The Large Hadron Collision
E4 HD 8:30pm Wed 8 Dec
Season 3 Episode 16 of 23
The Excelsior Acquisition Sheldon misses an opportunity to meet Spider-Man co-creator Stan Lee when he has to go to court for driving through a red light, and his anger leads to his imprisonment. Penny finds out the address of the comic-book writer and takes Sheldon there - but his troubles with the law have yet to reach their conclusion and the visit does not go as expected

E4 HD
The Big Bang Theory: The Excelsior Acquisition
E4 8:30pm Wed 8 Dec
Season 3 Episode 16 of 23
The Excelsior Acquisition
E4
The Big Bang Theory: The Excelsior Acquisition
E4 +1 9:00pm Wed 8 Dec
Season 3 Episode 15 of 23
The Large Hadron Collision Leonard is invited to visit the Large Hadron Collider in Switzerland and asks Penny to join him as a Valentine's Day treat. However, Sheldon tries to persuade the couple to allow him to take her place

E4 +1
The Big Bang Theory: The Large Hadron Collision
E4 +1 9:30pm Wed 8 Dec
Season 3 Episode 16 of 23
The Excelsior Acquisition Sheldon misses an opportunity to meet Spider-Man co-creator Stan Lee when he has to go to court for driving through a red light, and his anger leads to his imprisonment. Penny finds out the address of the comic-book writer and takes Sheldon there - but his troubles with the law have yet to reach their conclusion and the visit does not go as expected

E4 +1
The Big Bang Theory: The Excelsior Acquisition
E4 4:45am Thu 9 Dec
Season 3 Episode 11 of 23
The Maternal Congruence Leonard's mother visits and he is horrified to learn that Sheldon knows more than he does about his own family, including his parents' impending divorce and the death of his dog. Guest starring Christine Baranski

E4
The Big Bang Theory: The Maternal Congruence
E4 HD 4:45am Thu 9 Dec
Season 3 Episode 11 of 23
The Maternal Congruence
E4 HD
The Big Bang Theory: The Maternal Congruence
E4 5:10am Thu 9 Dec
Season 3 Episode 12 of 23
The Psychic Vortex Raj lusts after a girl he and Sheldon meet at a university party, and Leonard comes to regret airing his disapproval of Penny's belief in psychics. Comedy, starring Kunal Nayyar and Jim Parsons

E4
The Big Bang Theory: The Psychic Vortex
E4 HD 5:10am Thu 9 Dec
Season 3 Episode 12 of 23
The Psychic Vortex
E4 HD
The Big Bang Theory: The Psychic Vortex
E4 +1 5:45am Thu 9 Dec
Season 3 Episode 11 of 23
The Maternal Congruence Leonard's mother visits and he is horrified to learn that Sheldon knows more than he does about his own family, including his parents' impending divorce and the death of his dog. Guest starring Christine Baranski

E4 +1
The Big Bang Theory: The Maternal Congruence
E4 +1 6:10am Thu 9 Dec
Season 3 Episode 12 of 23
The Psychic Vortex Raj lusts after a girl he and Sheldon meet at a university party, and Leonard comes to regret airing his disapproval of Penny's belief in psychics. Comedy, starring Kunal Nayyar and Jim Parsons

E4 +1
The Big Bang Theory: The Psychic Vortex
Channel 4 HD 6:50am Thu 9 Dec
Season 4 Episode 13 of 24
The Love Car Displacement Tension mounts when the pals attend a weekend science conference. Howard becomes argumentative after Bernadette runs into a former boyfriend, and the fallout causes chaos with the hotel room arrangements. Rick Fox guest stars, with Simon Helberg and Melissa Rauch

Channel 4 HD
The Big Bang Theory: The Love Car Displacement
Channel 4 6:50am Thu 9 Dec
Season 4 Episode 13 of 24
The Love Car Displacement
Channel 4
The Big Bang Theory: The Love Car Displacement
Channel 4 HD 7:15am Thu 9 Dec
Season 4 Episode 14 of 24
The Thespian Catalyst Sheldon agrees to participate in a series of short lectures at the university, but is worried the students dislike him. Following Amy's advice, he asks Penny to give him acting lessons to help him engage with his audience. Elsewhere, Raj fantasises about his best friend's partner. Comedy, starring Jim Parsons

Channel 4 HD
The Big Bang Theory: The Thespian Catalyst
Channel 4 7:15am Thu 9 Dec
Season 4 Episode 14 of 24
The Thespian Catalyst
Channel 4
The Big Bang Theory: The Thespian Catalyst
Channel 4 +1 7:50am Thu 9 Dec
Season 4 Episode 13 of 24
The Love Car Displacement Tension mounts when the pals attend a weekend science conference. Howard becomes argumentative after Bernadette runs into a former boyfriend, and the fallout causes chaos with the hotel room arrangements. Rick Fox guest stars, with Simon Helberg and Melissa Rauch

Channel 4 +1
The Big Bang Theory: The Love Car Displacement
Channel 4 +1 8:15am Thu 9 Dec
Season 4 Episode 14 of 24
The Thespian Catalyst Sheldon agrees to participate in a series of short lectures at the university, but is worried the students dislike him. Following Amy's advice, he asks Penny to give him acting lessons to help him engage with his audience. Elsewhere, Raj fantasises about his best friend's partner. Comedy, starring Jim Parsons

Channel 4 +1
The Big Bang Theory: The Thespian Catalyst
E4 10:00am Thu 9 Dec
Season 5 Episode 13 of 24
The Recombination Hypothesis Leonard asks Penny out on a date, and they agree to give their relationship another chance. They soon remember why it did not work out in the first place, but end up sleeping together anyway. The 100th episode of the comedy, starring Johnny Galecki and Kaley Cuoco

E4
The Big Bang Theory: The Recombination Hypothesis
E4 HD 10:00am Thu 9 Dec
Season 5 Episode 13 of 24
The Recombination Hypothesis
E4 HD
The Big Bang Theory: The Recombination Hypothesis
E4 HD 10:30am Thu 9 Dec
Season 5 Episode 14 of 24
The Beta Test Initiation Leonard and Penny continue testing their rekindled relationship using an innovative system to report discrepancies. Howard and Bernadette begin to worry when Raj starts treating his new phone like a person, while Sheldon and Amy try to achieve internet fame by creating a video podcast about flags

E4 HD
The Big Bang Theory: The Beta Test Initiation
E4 10:30am Thu 9 Dec
Season 5 Episode 14 of 24
The Beta Test Initiation
E4
The Big Bang Theory: The Beta Test Initiation
E4 +1 11:00am Thu 9 Dec
Season 5 Episode 13 of 24
The Recombination Hypothesis Leonard asks Penny out on a date, and they agree to give their relationship another chance. They soon remember why it did not work out in the first place, but end up sleeping together anyway. The 100th episode of the comedy, starring Johnny Galecki and Kaley Cuoco

E4 +1
The Big Bang Theory: The Recombination Hypothesis
E4 +1 11:30am Thu 9 Dec
Season 5 Episode 14 of 24
The Beta Test Initiation Leonard and Penny continue testing their rekindled relationship using an innovative system to report discrepancies. Howard and Bernadette begin to worry when Raj starts treating his new phone like a person, while Sheldon and Amy try to achieve internet fame by creating a video podcast about flags

E4 +1
The Big Bang Theory: The Beta Test Initiation
E4 HD 1:00pm Thu 9 Dec
Season 9 Episode 8 of 24
The Mystery Date Observation Amy has a date with a mystery man, so Sheldon asks Howard and Raj to help him find a new girlfriend online. When Amy is coy with the details about the guy she's dating, Penny and Bernadette decide to spy on them. Stephen Merchant guest stars

E4 HD
The Big Bang Theory: The Mystery Date Observation
E4 1:00pm Thu 9 Dec
Season 9 Episode 8 of 24
The Mystery Date Observation
E4
The Big Bang Theory: The Mystery Date Observation
E4 1:30pm Thu 9 Dec
Season 9 Episode 9 of 24
The Platonic Permutation Sheldon and Amy try hanging out as friends when they spend Thanksgiving together at the aquarium. Howard reluctantly agrees to volunteer at a soup kitchen with Bernadette, Raj and Emily. Meanwhile, Penny discovers that Leonard knows more about her than she thought

E4
The Big Bang Theory: The Platonic Permutation
E4 HD 1:30pm Thu 9 Dec
Season 9 Episode 9 of 24
The Platonic Permutation
E4 HD
The Big Bang Theory: The Platonic Permutation
E4 +1 2:00pm Thu 9 Dec
Season 9 Episode 8 of 24
The Mystery Date Observation Amy has a date with a mystery man, so Sheldon asks Howard and Raj to help him find a new girlfriend online. When Amy is coy with the details about the guy she's dating, Penny and Bernadette decide to spy on them. Stephen Merchant guest stars

E4 +1
The Big Bang Theory: The Mystery Date Observation
E4 2:00pm Thu 9 Dec
Season 5 Episode 13 of 24
The Recombination Hypothesis Leonard asks Penny out on a date, and they agree to give their relationship another chance. They soon remember why it did not work out in the first place, but end up sleeping together anyway. The 100th episode of the comedy, starring Johnny Galecki and Kaley Cuoco

E4
The Big Bang Theory: The Recombination Hypothesis
E4 HD 2:00pm Thu 9 Dec
Season 5 Episode 13 of 24
The Recombination Hypothesis
E4 HD
The Big Bang Theory: The Recombination Hypothesis
E4 HD 2:30pm Thu 9 Dec
Season 5 Episode 14 of 24
The Beta Test Initiation Leonard and Penny continue testing their rekindled relationship using an innovative system to report discrepancies. Howard and Bernadette begin to worry when Raj starts treating his new phone like a person, while Sheldon and Amy try to achieve internet fame by creating a video podcast about flags

E4 HD
The Big Bang Theory: The Beta Test Initiation
E4 2:30pm Thu 9 Dec
Season 5 Episode 14 of 24
The Beta Test Initiation
E4
The Big Bang Theory: The Beta Test Initiation
E4 +1 2:30pm Thu 9 Dec
Season 9 Episode 9 of 24
The Platonic Permutation Sheldon and Amy try hanging out as friends when they spend Thanksgiving together at the aquarium. Howard reluctantly agrees to volunteer at a soup kitchen with Bernadette, Raj and Emily. Meanwhile, Penny discovers that Leonard knows more about her than she thought

E4 +1
The Big Bang Theory: The Platonic Permutation
E4 +1 3:00pm Thu 9 Dec
Season 5 Episode 13 of 24
The Recombination Hypothesis Leonard asks Penny out on a date, and they agree to give their relationship another chance. They soon remember why it did not work out in the first place, but end up sleeping together anyway. The 100th episode of the comedy, starring Johnny Galecki and Kaley Cuoco

E4 +1
The Big Bang Theory: The Recombination Hypothesis
E4 +1 3:30pm Thu 9 Dec
Season 5 Episode 14 of 24
The Beta Test Initiation Leonard and Penny continue testing their rekindled relationship using an innovative system to report discrepancies. Howard and Bernadette begin to worry when Raj starts treating his new phone like a person, while Sheldon and Amy try to achieve internet fame by creating a video podcast about flags

E4 +1
The Big Bang Theory: The Beta Test Initiation
E4 HD 6:00pm Thu 9 Dec
Season 9 Episode 18 of 24
The Application Deterioration Leonard, Sheldon and Howard face problems when they file for a patent for their infinite persistence gyroscope. Plus, Penny, Amy and Bernadette give Raj dating advice when Emily reaches out to him after their breakup. Johnny Galecki, Jim Parsons and Kaley Cuoco star

E4 HD
The Big Bang Theory: The Application Deterioration
E4 6:00pm Thu 9 Dec
Season 9 Episode 18 of 24
The Application Deterioration
E4
The Big Bang Theory: The Application Deterioration
E4 6:30pm Thu 9 Dec
Season 9 Episode 19 of 24
The Solder Excursion Diversion Amy is shocked at a revelation from Sheldon after she buys him a new laptop, while Raj sells out Leonard and Howard after they lie to their wives in order to attend an early screening of a movie. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4
The Big Bang Theory: The Solder Excursion Diversion
E4 HD 6:30pm Thu 9 Dec
Season 9 Episode 19 of 24
The Solder Excursion Diversion
E4 HD
The Big Bang Theory: The Solder Excursion Diversion
E4 +1 7:00pm Thu 9 Dec
Season 9 Episode 18 of 24
The Application Deterioration Leonard, Sheldon and Howard face problems when they file for a patent for their infinite persistence gyroscope. Plus, Penny, Amy and Bernadette give Raj dating advice when Emily reaches out to him after their breakup. Johnny Galecki, Jim Parsons and Kaley Cuoco star

E4 +1
The Big Bang Theory: The Application Deterioration
E4 +1 7:30pm Thu 9 Dec
Season 9 Episode 19 of 24
The Solder Excursion Diversion Amy is shocked at a revelation from Sheldon after she buys him a new laptop, while Raj sells out Leonard and Howard after they lie to their wives in order to attend an early screening of a movie. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 +1
The Big Bang Theory: The Solder Excursion Diversion
E4 8:00pm Thu 9 Dec
Season 3 Episode 17 of 23
The Precious Fragmentation The friends fight over a ring they believe was used in the Lord of the Rings film trilogy. Leonard hopes to return the item to its rightful owner - but Raj wishes to sell it so he can buy a jet ski, and Sheldon develops a Gollum-like obsession with the precious object

E4
The Big Bang Theory: The Precious Fragmentation
E4 HD 8:00pm Thu 9 Dec
Season 3 Episode 17 of 23
The Precious Fragmentation
E4 HD
The Big Bang Theory: The Precious Fragmentation
E4 8:30pm Thu 9 Dec
Season 12 Episode 22 of 24
The Maternal Conclusion Leonard is pleasantly surprised when his mother Beverly arrives and is genuinely kind to him - until he finds out the real reason for her visit. Denise and Stuart overstay their welcome at Howard and Bernadette's. Christine Baranski guest stars

E4
The Big Bang Theory: The Maternal Conclusion
E4 HD 8:30pm Thu 9 Dec
Season 12 Episode 22 of 24
The Maternal Conclusion
E4 HD
The Big Bang Theory: The Maternal Conclusion
E4 +1 9:00pm Thu 9 Dec
Season 3 Episode 17 of 23
The Precious Fragmentation The friends fight over a ring they believe was used in the Lord of the Rings film trilogy. Leonard hopes to return the item to its rightful owner - but Raj wishes to sell it so he can buy a jet ski, and Sheldon develops a Gollum-like obsession with the precious object

E4 +1
The Big Bang Theory: The Precious Fragmentation
E4 +1 9:30pm Thu 9 Dec
Season 12 Episode 22 of 24
The Maternal Conclusion Leonard is pleasantly surprised when his mother Beverly arrives and is genuinely kind to him - until he finds out the real reason for her visit. Denise and Stuart overstay their welcome at Howard and Bernadette's. Christine Baranski guest stars

E4 +1
The Big Bang Theory: The Maternal Conclusion
E4 4:20am Fri 10 Dec
Season 3 Episode 13 of 23
The Bozeman Reaction Leonard and Sheldon's flat is burgled, so they work on a state-of-the-art security system in a bid to outwit any future would-be thieves. However, their plans go awry when they ensnare Penny in a net. Comedy, starring Johnny Galecki and Jim Parsons

E4
The Big Bang Theory: The Bozeman Reaction
E4 HD 4:20am Fri 10 Dec
Season 3 Episode 13 of 23
The Bozeman Reaction
E4 HD
The Big Bang Theory: The Bozeman Reaction
E4 HD 4:40am Fri 10 Dec
Season 3 Episode 14 of 23
The Einstein Approximation Sheldon develops a mental block and has difficulty working on a formula, so in a move inspired by Albert Einstein he gets a job at the Cheesecake Factory diner to try to revive his creativity - and despite Penny's objections, proves surprisingly effective in the role. Guest starring Yeardley Smith (The voice of Lisa Simpson)

E4 HD
The Big Bang Theory: The Einstein Approximation
E4 4:40am Fri 10 Dec
Season 3 Episode 14 of 23
The Einstein Approximation
E4
The Big Bang Theory: The Einstein Approximation
E4 +1 5:20am Fri 10 Dec
Season 3 Episode 13 of 23
The Bozeman Reaction Leonard and Sheldon's flat is burgled, so they work on a state-of-the-art security system in a bid to outwit any future would-be thieves. However, their plans go awry when they ensnare Penny in a net. Comedy, starring Johnny Galecki and Jim Parsons

E4 +1
The Big Bang Theory: The Bozeman Reaction
E4 +1 5:40am Fri 10 Dec
Season 3 Episode 14 of 23
The Einstein Approximation Sheldon develops a mental block and has difficulty working on a formula, so in a move inspired by Albert Einstein he gets a job at the Cheesecake Factory diner to try to revive his creativity - and despite Penny's objections, proves surprisingly effective in the role. Guest starring Yeardley Smith (The voice of Lisa Simpson)

E4 +1
The Big Bang Theory: The Einstein Approximation
Channel 4 6:50am Fri 10 Dec
Season 4 Episode 15 of 24
The Benefactor Factor Leonard is forced to consider how far he is willing to push himself in the name of science when a wealthy benefactor makes an indecent proposal. Comedy, starring Johnny Galecki, with Jessica Walter (Arrested Development) and Joshua Malina (The West Wing)

Channel 4
The Big Bang Theory: The Benefactor Factor
Channel 4 HD 6:50am Fri 10 Dec
Season 4 Episode 15 of 24
The Benefactor Factor
Channel 4 HD
The Big Bang Theory: The Benefactor Factor
Channel 4 HD 7:15am Fri 10 Dec
Season 4 Episode 16 of 24
The Cohabitation Formulation Howard is torn between his relationship with Bernadette and pleasing his mother - and comes up with a solution that leaves everyone unsatisfied. Leonard rekindles his romance with Raj's sister Priya, while Amy uses Penny's emotions as the basis for a research project

Channel 4 HD
The Big Bang Theory: The Cohabitation Formulation
Channel 4 7:15am Fri 10 Dec
Season 4 Episode 16 of 24
The Cohabitation Formulation
Channel 4
The Big Bang Theory: The Cohabitation Formulation
Channel 4 +1 7:50am Fri 10 Dec
Season 4 Episode 15 of 24
The Benefactor Factor Leonard is forced to consider how far he is willing to push himself in the name of science when a wealthy benefactor makes an indecent proposal. Comedy, starring Johnny Galecki, with Jessica Walter (Arrested Development) and Joshua Malina (The West Wing)

Channel 4 +1
The Big Bang Theory: The Benefactor Factor
Channel 4 +1 8:15am Fri 10 Dec
Season 4 Episode 16 of 24
The Cohabitation Formulation Howard is torn between his relationship with Bernadette and pleasing his mother - and comes up with a solution that leaves everyone unsatisfied. Leonard rekindles his romance with Raj's sister Priya, while Amy uses Penny's emotions as the basis for a research project

Channel 4 +1
The Big Bang Theory: The Cohabitation Formulation
E4 10:00am Fri 10 Dec
Season 5 Episode 15 of 24
The Friendship Contraction After a sleepless night, Leonard breaks his room-mate agreement with Sheldon. Howard makes preparations to go on a flight to the International Space Station and enlists Raj's help to ensure he gets a cool astronaut nickname

E4
The Big Bang Theory: The Friendship Contraction
E4 HD 10:00am Fri 10 Dec
Season 5 Episode 15 of 24
The Friendship Contraction
E4 HD
The Big Bang Theory: The Friendship Contraction
E4 10:30am Fri 10 Dec
Season 5 Episode 16 of 24
The Vacation Solution Sheldon uses his holidays to help Amy in her biology lab, but moans about the menial jobs he is given - until she asks him to dissect a brain. Penny grows curious about Leonard's attitude to marriage when Bernadette asks Howard to sign a pre-nuptial agreement

E4
The Big Bang Theory: The Vacation Solution
E4 HD 10:30am Fri 10 Dec
Season 5 Episode 16 of 24
The Vacation Solution
E4 HD
The Big Bang Theory: The Vacation Solution
E4 +1 11:00am Fri 10 Dec
Season 5 Episode 15 of 24
The Friendship Contraction After a sleepless night, Leonard breaks his room-mate agreement with Sheldon. Howard makes preparations to go on a flight to the International Space Station and enlists Raj's help to ensure he gets a cool astronaut nickname

E4 +1
The Big Bang Theory: The Friendship Contraction
E4 +1 11:30am Fri 10 Dec
Season 5 Episode 16 of 24
The Vacation Solution Sheldon uses his holidays to help Amy in her biology lab, but moans about the menial jobs he is given - until she asks him to dissect a brain. Penny grows curious about Leonard's attitude to marriage when Bernadette asks Howard to sign a pre-nuptial agreement

E4 +1
The Big Bang Theory: The Vacation Solution
E4 HD 1:00pm Fri 10 Dec
Season 9 Episode 10 of 24
The Earworm Reverberation Sheldon is driven to distraction when a tune becomes stuck in his head, while Amy and Dave arrange another date and Howard and Raj discover their band has a fan, but tracking him down turns out to be a mistake. Comedy, starring Jim Parsons, Mayim Bialik, Simon Helberg and Kunal Nayyar

E4 HD
The Big Bang Theory: The Earworm Reverberation
E4 1:00pm Fri 10 Dec
Season 9 Episode 10 of 24
The Earworm Reverberation
E4
The Big Bang Theory: The Earworm Reverberation
E4 1:30pm Fri 10 Dec
Season 9 Episode 11 of 24
The Opening Night Excitation After more than five years of dating, Sheldon and Amy spend their first night together, while Leonard, Howard and Raj must decide who will take their extra Star Wars movie ticket. Plus, Sheldon's Obi-Wan advises him on his difficult relationship decisions. Starring Johnny Galecki, Jim Parsons and Kaley Cuoco, with recurring guest star Bob Newhart

E4
The Big Bang Theory: The Opening Night Excitation
E4 HD 1:30pm Fri 10 Dec
Season 9 Episode 11 of 24
The Opening Night Excitation
E4 HD
The Big Bang Theory: The Opening Night Excitation
E4 2:00pm Fri 10 Dec
Season 5 Episode 15 of 24
The Friendship Contraction After a sleepless night, Leonard breaks his room-mate agreement with Sheldon. Howard makes preparations to go on a flight to the International Space Station and enlists Raj's help to ensure he gets a cool astronaut nickname

E4
The Big Bang Theory: The Friendship Contraction
E4 HD 2:00pm Fri 10 Dec
Season 5 Episode 15 of 24
The Friendship Contraction
E4 HD
The Big Bang Theory: The Friendship Contraction
E4 +1 2:00pm Fri 10 Dec
Season 9 Episode 10 of 24
The Earworm Reverberation Sheldon is driven to distraction when a tune becomes stuck in his head, while Amy and Dave arrange another date and Howard and Raj discover their band has a fan, but tracking him down turns out to be a mistake. Comedy, starring Jim Parsons, Mayim Bialik, Simon Helberg and Kunal Nayyar

E4 +1
The Big Bang Theory: The Earworm Reverberation
E4 +1 2:30pm Fri 10 Dec
Season 9 Episode 11 of 24
The Opening Night Excitation After more than five years of dating, Sheldon and Amy spend their first night together, while Leonard, Howard and Raj must decide who will take their extra Star Wars movie ticket. Plus, Sheldon's Obi-Wan advises him on his difficult relationship decisions. Starring Johnny Galecki, Jim Parsons and Kaley Cuoco, with recurring guest star Bob Newhart

E4 +1
The Big Bang Theory: The Opening Night Excitation
E4 2:30pm Fri 10 Dec
Season 5 Episode 16 of 24
The Vacation Solution Sheldon uses his holidays to help Amy in her biology lab, but moans about the menial jobs he is given - until she asks him to dissect a brain. Penny grows curious about Leonard's attitude to marriage when Bernadette asks Howard to sign a pre-nuptial agreement

E4
The Big Bang Theory: The Vacation Solution
E4 HD 2:30pm Fri 10 Dec
Season 5 Episode 16 of 24
The Vacation Solution
E4 HD
The Big Bang Theory: The Vacation Solution
E4 +1 3:00pm Fri 10 Dec
Season 5 Episode 15 of 24
The Friendship Contraction After a sleepless night, Leonard breaks his room-mate agreement with Sheldon. Howard makes preparations to go on a flight to the International Space Station and enlists Raj's help to ensure he gets a cool astronaut nickname

E4 +1
The Big Bang Theory: The Friendship Contraction
E4 +1 3:30pm Fri 10 Dec
Season 5 Episode 16 of 24
The Vacation Solution Sheldon uses his holidays to help Amy in her biology lab, but moans about the menial jobs he is given - until she asks him to dissect a brain. Penny grows curious about Leonard's attitude to marriage when Bernadette asks Howard to sign a pre-nuptial agreement

E4 +1
The Big Bang Theory: The Vacation Solution
E4 6:00pm Fri 10 Dec
Season 9 Episode 20 of 24
The Big Bear Precipitation On a weekend cabin trip with Penny and Amy, Sheldon spills one of Leonard's secrets, while Howard and Bernadette must draw a line when Raj goes overboard with pregnancy gifts. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4
The Big Bang Theory: The Big Bear Precipitation
E4 HD 6:00pm Fri 10 Dec
Season 9 Episode 20 of 24
The Big Bear Precipitation
E4 HD
The Big Bang Theory: The Big Bear Precipitation
E4 6:30pm Fri 10 Dec
Season 9 Episode 21 of 24
The Viewing Party Combustion Leonard and Sheldon disagree over whether to continue holding their regular Roommate Agreement meetings, with Leonard suggesting they are no longer required, while Sheldon believes they are still essential. As the pair's squabble quickly escalates into a full-blown argument, the rest of their friends turn up for a planned Game of Thrones viewing party, and end up taking sides in the dispute - resulting in two warring factions taking up residence in 4A and 4B. Comedy, starring Johnny Galecki and Jim Parsons

E4
The Big Bang Theory: The Viewing Party Combustion
E4 HD 6:30pm Fri 10 Dec
Season 9 Episode 21 of 24
The Viewing Party Combustion
E4 HD
The Big Bang Theory: The Viewing Party Combustion
E4 +1 7:00pm Fri 10 Dec
Season 9 Episode 20 of 24
The Big Bear Precipitation On a weekend cabin trip with Penny and Amy, Sheldon spills one of Leonard's secrets, while Howard and Bernadette must draw a line when Raj goes overboard with pregnancy gifts. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 +1
The Big Bang Theory: The Big Bear Precipitation
RTÉ2 HD 7:00pm Fri 10 Dec
Season 12 Episode 3 of 24
The Procreation Calculation Howard and Bernadette's life becomes complicated when Stuart starts bringing his new girlfriend home. Penny and Leonard talk about starting a family, and Raj further explores the possibility of an arranged marriage

RTÉ2 HD
The Big Bang Theory: The Procreation Calculation
RTÉ2 7:00pm Fri 10 Dec
Season 12 Episode 3 of 24
The Procreation Calculation
RTÉ2
The Big Bang Theory: The Procreation Calculation
E4 +1 7:30pm Fri 10 Dec
Season 9 Episode 21 of 24
The Viewing Party Combustion Leonard and Sheldon disagree over whether to continue holding their regular Roommate Agreement meetings, with Leonard suggesting they are no longer required, while Sheldon believes they are still essential. As the pair's squabble quickly escalates into a full-blown argument, the rest of their friends turn up for a planned Game of Thrones viewing party, and end up taking sides in the dispute - resulting in two warring factions taking up residence in 4A and 4B. Comedy, starring Johnny Galecki and Jim Parsons

E4 +1
The Big Bang Theory: The Viewing Party Combustion
E4 8:00pm Fri 10 Dec
Season 3 Episode 18 of 23
The Pants Alternative Sheldon is awarded a prestigious prize by the university, but is scared of collecting the gong at a ceremony because he knows he'll have to give a speech. Penny tries to gee him up with rousing references to X-Men, and Leonard and Raj offer psychological guidance - without much success

E4
The Big Bang Theory: The Pants Alternative
E4 HD 8:00pm Fri 10 Dec
Season 3 Episode 18 of 23
The Pants Alternative
E4 HD
The Big Bang Theory: The Pants Alternative
RTÉ 2 +1 8:00pm Fri 10 Dec
Season 12 Episode 3 of 24
The Procreation Calculation Howard and Bernadette's life becomes complicated when Stuart starts bringing his new girlfriend home. Penny and Leonard talk about starting a family, and Raj further explores the possibility of an arranged marriage

RTÉ 2 +1
The Big Bang Theory: The Procreation Calculation
E4 HD 8:30pm Fri 10 Dec
Season 12 Episode 23 of 24
The Change Constant Sheldon and Amy stay up all night as they await a telephone call that could bring big news from the Nobel Committee - is everything in their lives about to change?

E4 HD
The Big Bang Theory: The Change Constant
E4 8:30pm Fri 10 Dec
Season 12 Episode 23 of 24
The Change Constant
E4
The Big Bang Theory: The Change Constant
E4 +1 9:00pm Fri 10 Dec
Season 3 Episode 18 of 23
The Pants Alternative Sheldon is awarded a prestigious prize by the university, but is scared of collecting the gong at a ceremony because he knows he'll have to give a speech. Penny tries to gee him up with rousing references to X-Men, and Leonard and Raj offer psychological guidance - without much success

E4 +1
The Big Bang Theory: The Pants Alternative
E4 +1 9:30pm Fri 10 Dec
Season 12 Episode 23 of 24
The Change Constant Sheldon and Amy stay up all night as they await a telephone call that could bring big news from the Nobel Committee - is everything in their lives about to change?

E4 +1
The Big Bang Theory: The Change Constant
E4 4:00am Sat 11 Dec
Season 3 Episode 15 of 23
The Large Hadron Collision Leonard is invited to visit the Large Hadron Collider in Switzerland and asks Penny to join him as a Valentine's Day treat. However, Sheldon tries to persuade the couple to allow him to take her place

E4
The Big Bang Theory: The Large Hadron Collision
E4 HD 4:00am Sat 11 Dec
Season 3 Episode 15 of 23
The Large Hadron Collision
E4 HD
The Big Bang Theory: The Large Hadron Collision
E4 HD 4:25am Sat 11 Dec
Season 3 Episode 16 of 23
The Excelsior Acquisition Sheldon misses an opportunity to meet Spider-Man co-creator Stan Lee when he has to go to court for driving through a red light, and his anger leads to his imprisonment. Penny finds out the address of the comic-book writer and takes Sheldon there - but his troubles with the law have yet to reach their conclusion and the visit does not go as expected

E4 HD
The Big Bang Theory: The Excelsior Acquisition
E4 4:25am Sat 11 Dec
Season 3 Episode 16 of 23
The Excelsior Acquisition
E4
The Big Bang Theory: The Excelsior Acquisition
E4 +1 5:00am Sat 11 Dec
Season 3 Episode 15 of 23
The Large Hadron Collision Leonard is invited to visit the Large Hadron Collider in Switzerland and asks Penny to join him as a Valentine's Day treat. However, Sheldon tries to persuade the couple to allow him to take her place

E4 +1
The Big Bang Theory: The Large Hadron Collision
E4 +1 5:25am Sat 11 Dec
Season 3 Episode 16 of 23
The Excelsior Acquisition Sheldon misses an opportunity to meet Spider-Man co-creator Stan Lee when he has to go to court for driving through a red light, and his anger leads to his imprisonment. Penny finds out the address of the comic-book writer and takes Sheldon there - but his troubles with the law have yet to reach their conclusion and the visit does not go as expected

E4 +1
The Big Bang Theory: The Excelsior Acquisition
E4 2:55pm Sat 11 Dec
Season 3 Episode 5 of 23
The Creepy Candy Coating Corollary Sheldon is given the chance to square off against the one actor from the Star Trek franchise he holds a grudge against - Wil Wheaton. Meanwhile, Leonard asks Penny to set Howard up on a date with one of her friends. Comedy, starring Johnny Galecki and Jim Parsons

E4
The Big Bang Theory: The Creepy Candy Coating Corollary
E4 HD 2:55pm Sat 11 Dec
Season 3 Episode 5 of 23
The Creepy Candy Coating Corollary
E4 HD
The Big Bang Theory: The Creepy Candy Coating Corollary
E4 HD 3:25pm Sat 11 Dec
Season 3 Episode 6 of 23
The Cornhusker Vortex Leonard worries his lack of American football knowledge is alienating him from Penny and her friends. However, he finds an unlikely sporting tutor in the form of Sheldon, who reluctantly spent most of his childhood attending games with his father. Meanwhile, Raj is infuriated when Howard abandons him to pursue a girl at a kite-fighting contest

E4 HD
The Big Bang Theory: The Cornhusker Vortex
E4 3:25pm Sat 11 Dec
Season 3 Episode 6 of 23
The Cornhusker Vortex
E4
The Big Bang Theory: The Cornhusker Vortex
E4 HD 3:55pm Sat 11 Dec
Season 3 Episode 7 of 23
The Guitarist Amplification A jealous Leonard argues with Penny when she invites one of her male friends to stay at her apartment while he is in town. Unfortunately, the row brings up unpleasant memories for Sheldon of watching his warring parents, causing even more tension between the friends. Johnny Galecki, Kaley Cuoco and Jim Parsons star

E4 HD
The Big Bang Theory: The Guitarist Amplification
E4 3:55pm Sat 11 Dec
Season 3 Episode 7 of 23
The Guitarist Amplification
E4
The Big Bang Theory: The Guitarist Amplification
E4 +1 3:55pm Sat 11 Dec
Season 3 Episode 5 of 23
The Creepy Candy Coating Corollary Sheldon is given the chance to square off against the one actor from the Star Trek franchise he holds a grudge against - Wil Wheaton. Meanwhile, Leonard asks Penny to set Howard up on a date with one of her friends. Comedy, starring Johnny Galecki and Jim Parsons

E4 +1
The Big Bang Theory: The Creepy Candy Coating Corollary
E4 4:25pm Sat 11 Dec
Season 12 Episode 21 of 24
The Plagiarism Schism When Barry Kripke finds proof that Dr Pemberton plagiarised his thesis in college, Sheldon and Amy aren't sure whether they should turn their rival in or not. Howard is surprised but happy to learn that Bernadette wasn't the only waitress at The Cheesecake Factory who had a crush on him back in the day

E4
The Big Bang Theory: The Plagiarism Schism
E4 HD 4:25pm Sat 11 Dec
Season 12 Episode 21 of 24
The Plagiarism Schism
E4 HD
The Big Bang Theory: The Plagiarism Schism
E4 +1 4:25pm Sat 11 Dec
Season 3 Episode 6 of 23
The Cornhusker Vortex Leonard worries his lack of American football knowledge is alienating him from Penny and her friends. However, he finds an unlikely sporting tutor in the form of Sheldon, who reluctantly spent most of his childhood attending games with his father. Meanwhile, Raj is infuriated when Howard abandons him to pursue a girl at a kite-fighting contest

E4 +1
The Big Bang Theory: The Cornhusker Vortex
E4 4:55pm Sat 11 Dec
Season 12 Episode 22 of 24
The Maternal Conclusion Leonard is pleasantly surprised when his mother Beverly arrives and is genuinely kind to him - until he finds out the real reason for her visit. Denise and Stuart overstay their welcome at Howard and Bernadette's. Christine Baranski guest stars

E4
The Big Bang Theory: The Maternal Conclusion
E4 HD 4:55pm Sat 11 Dec
Season 12 Episode 22 of 24
The Maternal Conclusion
E4 HD
The Big Bang Theory: The Maternal Conclusion
E4 +1 4:55pm Sat 11 Dec
Season 3 Episode 7 of 23
The Guitarist Amplification A jealous Leonard argues with Penny when she invites one of her male friends to stay at her apartment while he is in town. Unfortunately, the row brings up unpleasant memories for Sheldon of watching his warring parents, causing even more tension between the friends. Johnny Galecki, Kaley Cuoco and Jim Parsons star

E4 +1
The Big Bang Theory: The Guitarist Amplification
E4 +1 5:25pm Sat 11 Dec
Season 12 Episode 21 of 24
The Plagiarism Schism When Barry Kripke finds proof that Dr Pemberton plagiarised his thesis in college, Sheldon and Amy aren't sure whether they should turn their rival in or not. Howard is surprised but happy to learn that Bernadette wasn't the only waitress at The Cheesecake Factory who had a crush on him back in the day

E4 +1
The Big Bang Theory: The Plagiarism Schism
E4 5:25pm Sat 11 Dec
Season 12 Episode 23 of 24
The Change Constant Sheldon and Amy stay up all night as they await a telephone call that could bring big news from the Nobel Committee - is everything in their lives about to change?

E4
The Big Bang Theory: The Change Constant
E4 HD 5:25pm Sat 11 Dec
Season 12 Episode 23 of 24
The Change Constant
E4 HD
The Big Bang Theory: The Change Constant
E4 +1 5:55pm Sat 11 Dec
Season 12 Episode 22 of 24
The Maternal Conclusion Leonard is pleasantly surprised when his mother Beverly arrives and is genuinely kind to him - until he finds out the real reason for her visit. Denise and Stuart overstay their welcome at Howard and Bernadette's. Christine Baranski guest stars

E4 +1
The Big Bang Theory: The Maternal Conclusion
E4 +1 6:25pm Sat 11 Dec
Season 12 Episode 23 of 24
The Change Constant Sheldon and Amy stay up all night as they await a telephone call that could bring big news from the Nobel Committee - is everything in their lives about to change?

E4 +1
The Big Bang Theory: The Change Constant
E4 4:10am Sun 12 Dec
Season 3 Episode 8 of 23
The Adhesive Duck Deficiency Leonard, Raj and Howard go camping to watch the Leonid meteor shower, but the trip takes an unexpected turn thanks to some specially baked cookies. Meanwhile, Penny injures herself in the shower, and with the rest of the gang out of town, it's left to Sheldon to come to her aid

E4
The Big Bang Theory: The Adhesive Duck Deficiency
E4 HD 4:10am Sun 12 Dec
Season 3 Episode 8 of 23
The Adhesive Duck Deficiency
E4 HD
The Big Bang Theory: The Adhesive Duck Deficiency
E4 4:35am Sun 12 Dec
Season 3 Episode 9 of 23
The Vengeance Formulation Howard's fear of commitment causes him to avoid Bernadette, but he soon realises he has made a mistake and tries to compensate for it. Meanwhile, Kripke plays a prank during a radio interview with Sheldon, who sets out to get revenge, only to be caught by the Dean. Johnny Galecki, Simon Helberg and Kaley Cuoco star, with an appearance by Katee Sackhoff (Battlestar Galactica) as herself

E4
The Big Bang Theory: The Vengeance Formulation
E4 HD 4:35am Sun 12 Dec
Season 3 Episode 9 of 23
The Vengeance Formulation
E4 HD
The Big Bang Theory: The Vengeance Formulation
E4 5:00am Sun 12 Dec
Season 12 Episode 22 of 24
The Maternal Conclusion Leonard is pleasantly surprised when his mother Beverly arrives and is genuinely kind to him - until he finds out the real reason for her visit. Denise and Stuart overstay their welcome at Howard and Bernadette's. Christine Baranski guest stars

E4
The Big Bang Theory: The Maternal Conclusion
E4 HD 5:00am Sun 12 Dec
Season 12 Episode 22 of 24
The Maternal Conclusion
E4 HD
The Big Bang Theory: The Maternal Conclusion
E4 +1 5:10am Sun 12 Dec
Season 3 Episode 8 of 23
The Adhesive Duck Deficiency Leonard, Raj and Howard go camping to watch the Leonid meteor shower, but the trip takes an unexpected turn thanks to some specially baked cookies. Meanwhile, Penny injures herself in the shower, and with the rest of the gang out of town, it's left to Sheldon to come to her aid

E4 +1
The Big Bang Theory: The Adhesive Duck Deficiency
E4 5:25am Sun 12 Dec
Season 3 Episode 12 of 23
The Psychic Vortex Raj lusts after a girl he and Sheldon meet at a university party, and Leonard comes to regret airing his disapproval of Penny's belief in psychics. Comedy, starring Kunal Nayyar and Jim Parsons

E4
The Big Bang Theory: The Psychic Vortex
E4 HD 5:25am Sun 12 Dec
Season 3 Episode 12 of 23
The Psychic Vortex
E4 HD
The Big Bang Theory: The Psychic Vortex
E4 +1 5:35am Sun 12 Dec
Season 3 Episode 9 of 23
The Vengeance Formulation Howard's fear of commitment causes him to avoid Bernadette, but he soon realises he has made a mistake and tries to compensate for it. Meanwhile, Kripke plays a prank during a radio interview with Sheldon, who sets out to get revenge, only to be caught by the Dean. Johnny Galecki, Simon Helberg and Kaley Cuoco star, with an appearance by Katee Sackhoff (Battlestar Galactica) as herself

E4 +1
The Big Bang Theory: The Vengeance Formulation
E4 +1 6:00am Sun 12 Dec
Season 12 Episode 22 of 24
The Maternal Conclusion Leonard is pleasantly surprised when his mother Beverly arrives and is genuinely kind to him - until he finds out the real reason for her visit. Denise and Stuart overstay their welcome at Howard and Bernadette's. Christine Baranski guest stars

E4 +1
The Big Bang Theory: The Maternal Conclusion
E4 +1 6:25am Sun 12 Dec
Season 3 Episode 12 of 23
The Psychic Vortex Raj lusts after a girl he and Sheldon meet at a university party, and Leonard comes to regret airing his disapproval of Penny's belief in psychics. Comedy, starring Kunal Nayyar and Jim Parsons

E4 +1
The Big Bang Theory: The Psychic Vortex
E4 HD 2:25pm Sun 12 Dec
Season 3 Episode 10 of 23
The Gorilla Experiment Bernadette asks Leonard about his physics experiment, making Howard so jealous that she threatens to end their relationship. Penny also feels put out by the situation, and asks Sheldon to teach her about science. Johnny Galecki, Simon Helberg and Melissa Rauch star

E4 HD
The Big Bang Theory: The Gorilla Experiment
E4 2:25pm Sun 12 Dec
Season 3 Episode 10 of 23
The Gorilla Experiment
E4
The Big Bang Theory: The Gorilla Experiment
E4 2:55pm Sun 12 Dec
Season 3 Episode 13 of 23
The Bozeman Reaction Leonard and Sheldon's flat is burgled, so they work on a state-of-the-art security system in a bid to outwit any future would-be thieves. However, their plans go awry when they ensnare Penny in a net. Comedy, starring Johnny Galecki and Jim Parsons

E4
The Big Bang Theory: The Bozeman Reaction
E4 HD 2:55pm Sun 12 Dec
Season 3 Episode 13 of 23
The Bozeman Reaction
E4 HD
The Big Bang Theory: The Bozeman Reaction
E4 +1 3:25pm Sun 12 Dec
Season 3 Episode 10 of 23
The Gorilla Experiment Bernadette asks Leonard about his physics experiment, making Howard so jealous that she threatens to end their relationship. Penny also feels put out by the situation, and asks Sheldon to teach her about science. Johnny Galecki, Simon Helberg and Melissa Rauch star

E4 +1
The Big Bang Theory: The Gorilla Experiment
E4 HD 3:25pm Sun 12 Dec
Season 3 Episode 14 of 23
The Einstein Approximation Sheldon develops a mental block and has difficulty working on a formula, so in a move inspired by Albert Einstein he gets a job at the Cheesecake Factory diner to try to revive his creativity - and despite Penny's objections, proves surprisingly effective in the role. Guest starring Yeardley Smith (The voice of Lisa Simpson)

E4 HD
The Big Bang Theory: The Einstein Approximation
E4 3:25pm Sun 12 Dec
Season 3 Episode 14 of 23
The Einstein Approximation
E4
The Big Bang Theory: The Einstein Approximation
RTÉ2 3:55pm Sun 12 Dec
Season 9 Episode 21 of 24
The Viewing Party Combustion Leonard and Sheldon disagree over whether to continue holding their regular Roommate Agreement meetings, with Leonard suggesting they are no longer required, while Sheldon believes they are still essential. As the pair's squabble quickly escalates into a full-blown argument, the rest of their friends turn up for a planned Game of Thrones viewing party, and end up taking sides in the dispute - resulting in two warring factions taking up residence in 4A and 4B. Comedy, starring Johnny Galecki and Jim Parsons

RTÉ2
The Big Bang Theory: The Viewing Party Combustion
RTÉ2 HD 3:55pm Sun 12 Dec
Season 9 Episode 21 of 24
The Viewing Party Combustion
RTÉ2 HD
The Big Bang Theory: The Viewing Party Combustion
E4 HD 3:55pm Sun 12 Dec
Season 3 Episode 15 of 23
The Large Hadron Collision Leonard is invited to visit the Large Hadron Collider in Switzerland and asks Penny to join him as a Valentine's Day treat. However, Sheldon tries to persuade the couple to allow him to take her place

E4 HD
The Big Bang Theory: The Large Hadron Collision
E4 3:55pm Sun 12 Dec
Season 3 Episode 15 of 23
The Large Hadron Collision
E4
The Big Bang Theory: The Large Hadron Collision
E4 +1 3:55pm Sun 12 Dec
Season 3 Episode 13 of 23
The Bozeman Reaction Leonard and Sheldon's flat is burgled, so they work on a state-of-the-art security system in a bid to outwit any future would-be thieves. However, their plans go awry when they ensnare Penny in a net. Comedy, starring Johnny Galecki and Jim Parsons

E4 +1
The Big Bang Theory: The Bozeman Reaction
E4 4:25pm Sun 12 Dec
Season 3 Episode 16 of 23
The Excelsior Acquisition Sheldon misses an opportunity to meet Spider-Man co-creator Stan Lee when he has to go to court for driving through a red light, and his anger leads to his imprisonment. Penny finds out the address of the comic-book writer and takes Sheldon there - but his troubles with the law have yet to reach their conclusion and the visit does not go as expected

E4
The Big Bang Theory: The Excelsior Acquisition
E4 HD 4:25pm Sun 12 Dec
Season 3 Episode 16 of 23
The Excelsior Acquisition
E4 HD
The Big Bang Theory: The Excelsior Acquisition
E4 +1 4:25pm Sun 12 Dec
Season 3 Episode 14 of 23
The Einstein Approximation Sheldon develops a mental block and has difficulty working on a formula, so in a move inspired by Albert Einstein he gets a job at the Cheesecake Factory diner to try to revive his creativity - and despite Penny's objections, proves surprisingly effective in the role. Guest starring Yeardley Smith (The voice of Lisa Simpson)

E4 +1
The Big Bang Theory: The Einstein Approximation
E4 4:50pm Sun 12 Dec
Season 3 Episode 17 of 23
The Precious Fragmentation The friends fight over a ring they believe was used in the Lord of the Rings film trilogy. Leonard hopes to return the item to its rightful owner - but Raj wishes to sell it so he can buy a jet ski, and Sheldon develops a Gollum-like obsession with the precious object

E4
The Big Bang Theory: The Precious Fragmentation
E4 HD 4:50pm Sun 12 Dec
Season 3 Episode 17 of 23
The Precious Fragmentation
E4 HD
The Big Bang Theory: The Precious Fragmentation
RTÉ 2 +1 4:55pm Sun 12 Dec
Season 9 Episode 21 of 24
The Viewing Party Combustion Leonard and Sheldon disagree over whether to continue holding their regular Roommate Agreement meetings, with Leonard suggesting they are no longer required, while Sheldon believes they are still essential. As the pair's squabble quickly escalates into a full-blown argument, the rest of their friends turn up for a planned Game of Thrones viewing party, and end up taking sides in the dispute - resulting in two warring factions taking up residence in 4A and 4B. Comedy, starring Johnny Galecki and Jim Parsons

RTÉ 2 +1
The Big Bang Theory: The Viewing Party Combustion
E4 +1 4:55pm Sun 12 Dec
Season 3 Episode 15 of 23
The Large Hadron Collision Leonard is invited to visit the Large Hadron Collider in Switzerland and asks Penny to join him as a Valentine's Day treat. However, Sheldon tries to persuade the couple to allow him to take her place

E4 +1
The Big Bang Theory: The Large Hadron Collision
E4 HD 5:20pm Sun 12 Dec
Season 3 Episode 18 of 23
The Pants Alternative Sheldon is awarded a prestigious prize by the university, but is scared of collecting the gong at a ceremony because he knows he'll have to give a speech. Penny tries to gee him up with rousing references to X-Men, and Leonard and Raj offer psychological guidance - without much success

E4 HD
The Big Bang Theory: The Pants Alternative
E4 5:20pm Sun 12 Dec
Season 3 Episode 18 of 23
The Pants Alternative
E4
The Big Bang Theory: The Pants Alternative
E4 +1 5:25pm Sun 12 Dec
Season 3 Episode 16 of 23
The Excelsior Acquisition Sheldon misses an opportunity to meet Spider-Man co-creator Stan Lee when he has to go to court for driving through a red light, and his anger leads to his imprisonment. Penny finds out the address of the comic-book writer and takes Sheldon there - but his troubles with the law have yet to reach their conclusion and the visit does not go as expected

E4 +1
The Big Bang Theory: The Excelsior Acquisition
E4 +1 5:50pm Sun 12 Dec
Season 3 Episode 17 of 23
The Precious Fragmentation The friends fight over a ring they believe was used in the Lord of the Rings film trilogy. Leonard hopes to return the item to its rightful owner - but Raj wishes to sell it so he can buy a jet ski, and Sheldon develops a Gollum-like obsession with the precious object

E4 +1
The Big Bang Theory: The Precious Fragmentation
E4 +1 6:20pm Sun 12 Dec
Season 3 Episode 18 of 23
The Pants Alternative Sheldon is awarded a prestigious prize by the university, but is scared of collecting the gong at a ceremony because he knows he'll have to give a speech. Penny tries to gee him up with rousing references to X-Men, and Leonard and Raj offer psychological guidance - without much success

E4 +1
The Big Bang Theory: The Pants Alternative
Channel 4 6:55am Mon 13 Dec
Season 4 Episode 17 of 24
The Toast Derivation Sheldon decides to make a new set of friends as he is depressed that the group's social world revolves around Leonard rather than himself. Meanwhile, Amy and Bernadette try to persuade Penny to go on a date. Comedy, guest starring LeVar Burton, with Johnny Galecki, Jim Parsons and Mayim Bialik

Channel 4
The Big Bang Theory: The Toast Derivation
Channel 4 HD 6:55am Mon 13 Dec
Season 4 Episode 17 of 24
The Toast Derivation
Channel 4 HD
The Big Bang Theory: The Toast Derivation
Channel 4 7:20am Mon 13 Dec
Season 4 Episode 18 of 24
The Prestidigitation Approximation Leonard faces the difficult decision of choosing between his relationship with Priya and his friendship with Penny, while Sheldon is irritated by one of Howard's magic tricks. Comedy, starring Johnny Galecki and Jim Parsons

Channel 4
The Big Bang Theory: The Prestidigitation Approximation
Channel 4 HD 7:20am Mon 13 Dec
Season 4 Episode 18 of 24
The Prestidigitation Approximation
Channel 4 HD
The Big Bang Theory: The Prestidigitation Approximation
Channel 4 +1 7:55am Mon 13 Dec
Season 4 Episode 17 of 24
The Toast Derivation Sheldon decides to make a new set of friends as he is depressed that the group's social world revolves around Leonard rather than himself. Meanwhile, Amy and Bernadette try to persuade Penny to go on a date. Comedy, guest starring LeVar Burton, with Johnny Galecki, Jim Parsons and Mayim Bialik

Channel 4 +1
The Big Bang Theory: The Toast Derivation
Channel 4 +1 8:20am Mon 13 Dec
Season 4 Episode 18 of 24
The Prestidigitation Approximation Leonard faces the difficult decision of choosing between his relationship with Priya and his friendship with Penny, while Sheldon is irritated by one of Howard's magic tricks. Comedy, starring Johnny Galecki and Jim Parsons

Channel 4 +1
The Big Bang Theory: The Prestidigitation Approximation
E4 10:00am Mon 13 Dec
Season 5 Episode 17 of 24
The Rothman Disintegration Leonard, Raj and Howard devise a contest to decide whether Sheldon or Kripke should get Professor Rothman's vacant corner office. Meanwhile, Penny receives the gift of a painting from Amy to celebrate their friendship, but discreetly tries to dispose of it with help from Bernadette

E4
The Big Bang Theory: The Rothman Disintegration
E4 HD 10:00am Mon 13 Dec
Season 5 Episode 17 of 24
The Rothman Disintegration
E4 HD
The Big Bang Theory: The Rothman Disintegration
E4 HD 10:30am Mon 13 Dec
Season 5 Episode 18 of 24
The Werewolf Transformation Sheldon refuses to get his hair cut as his regular barber is in a coma - a solitary change that causes chaos in the rest of his well-ordered life. Meanwhile, Howard undergoes a gruelling Nasa training programme in Houston, Texas, meaning he can only communicate with Bernadette via the internet

E4 HD
The Big Bang Theory: The Werewolf Transformation
E4 10:30am Mon 13 Dec
Season 5 Episode 18 of 24
The Werewolf Transformation
E4
The Big Bang Theory: The Werewolf Transformation
E4 +1 11:00am Mon 13 Dec
Season 5 Episode 17 of 24
The Rothman Disintegration Leonard, Raj and Howard devise a contest to decide whether Sheldon or Kripke should get Professor Rothman's vacant corner office. Meanwhile, Penny receives the gift of a painting from Amy to celebrate their friendship, but discreetly tries to dispose of it with help from Bernadette

E4 +1
The Big Bang Theory: The Rothman Disintegration
E4 +1 11:30am Mon 13 Dec
Season 5 Episode 18 of 24
The Werewolf Transformation Sheldon refuses to get his hair cut as his regular barber is in a coma - a solitary change that causes chaos in the rest of his well-ordered life. Meanwhile, Howard undergoes a gruelling Nasa training programme in Houston, Texas, meaning he can only communicate with Bernadette via the internet

E4 +1
The Big Bang Theory: The Werewolf Transformation
E4 1:00pm Mon 13 Dec
Season 9 Episode 12 of 24
The Sales Call Sublimation Penny gets more than she bargained for when Leonard agrees to meet a psychiatrist on her behalf, while Sheldon and Raj collaborate on an astronomical discovery. Stuart moves out, but Howard and Bernadette's happiness is short-lived. Johnny Galecki, Jim Parsons and Kaley Cuoco star

E4
The Big Bang Theory: The Sales Call Sublimation
E4 HD 1:00pm Mon 13 Dec
Season 9 Episode 12 of 24
The Sales Call Sublimation
E4 HD
The Big Bang Theory: The Sales Call Sublimation
E4 HD 1:30pm Mon 13 Dec
Season 9 Episode 13 of 24
The Empathy Optimisation After being forced to deal with a sick Sheldon, the rest of the gang try to treat themselves to a Sheldon-free weekend. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 HD
The Big Bang Theory: The Empathy Optimisation
E4 1:30pm Mon 13 Dec
Season 9 Episode 13 of 24
The Empathy Optimisation
E4
The Big Bang Theory: The Empathy Optimisation
E4 2:00pm Mon 13 Dec
Season 5 Episode 17 of 24
The Rothman Disintegration Leonard, Raj and Howard devise a contest to decide whether Sheldon or Kripke should get Professor Rothman's vacant corner office. Meanwhile, Penny receives the gift of a painting from Amy to celebrate their friendship, but discreetly tries to dispose of it with help from Bernadette

E4
The Big Bang Theory: The Rothman Disintegration
E4 HD 2:00pm Mon 13 Dec
Season 5 Episode 17 of 24
The Rothman Disintegration
E4 HD
The Big Bang Theory: The Rothman Disintegration
E4 +1 2:00pm Mon 13 Dec
Season 9 Episode 12 of 24
The Sales Call Sublimation Penny gets more than she bargained for when Leonard agrees to meet a psychiatrist on her behalf, while Sheldon and Raj collaborate on an astronomical discovery. Stuart moves out, but Howard and Bernadette's happiness is short-lived. Johnny Galecki, Jim Parsons and Kaley Cuoco star

E4 +1
The Big Bang Theory: The Sales Call Sublimation
E4 +1 2:30pm Mon 13 Dec
Season 9 Episode 13 of 24
The Empathy Optimisation After being forced to deal with a sick Sheldon, the rest of the gang try to treat themselves to a Sheldon-free weekend. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 +1
The Big Bang Theory: The Empathy Optimisation
E4 HD 2:30pm Mon 13 Dec
Season 5 Episode 18 of 24
The Werewolf Transformation Sheldon refuses to get his hair cut as his regular barber is in a coma - a solitary change that causes chaos in the rest of his well-ordered life. Meanwhile, Howard undergoes a gruelling Nasa training programme in Houston, Texas, meaning he can only communicate with Bernadette via the internet

E4 HD
The Big Bang Theory: The Werewolf Transformation
E4 2:30pm Mon 13 Dec
Season 5 Episode 18 of 24
The Werewolf Transformation
E4
The Big Bang Theory: The Werewolf Transformation
E4 +1 3:00pm Mon 13 Dec
Season 5 Episode 17 of 24
The Rothman Disintegration Leonard, Raj and Howard devise a contest to decide whether Sheldon or Kripke should get Professor Rothman's vacant corner office. Meanwhile, Penny receives the gift of a painting from Amy to celebrate their friendship, but discreetly tries to dispose of it with help from Bernadette

E4 +1
The Big Bang Theory: The Rothman Disintegration
E4 +1 3:30pm Mon 13 Dec
Season 5 Episode 18 of 24
The Werewolf Transformation Sheldon refuses to get his hair cut as his regular barber is in a coma - a solitary change that causes chaos in the rest of his well-ordered life. Meanwhile, Howard undergoes a gruelling Nasa training programme in Houston, Texas, meaning he can only communicate with Bernadette via the internet

E4 +1
The Big Bang Theory: The Werewolf Transformation
E4 6:00pm Mon 13 Dec
Season 9 Episode 22 of 24
The Fermentation Bifurcation The gang goes to a bar and runs into Penny's old boyfriend Zack, while Bernadette is left to spend the evening with Sheldon when she cannot go wine tasting with the others. Elsewhere, things do not go to plan when Raj introduces his new girlfriend, Claire. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4
The Big Bang Theory: The Fermentation Bifurcation
E4 HD 6:00pm Mon 13 Dec
Season 9 Episode 22 of 24
The Fermentation Bifurcation
E4 HD
The Big Bang Theory: The Fermentation Bifurcation
E4 6:30pm Mon 13 Dec
Season 9 Episode 23 of 24
The Line Substitution Solution Sheldon discovers a surprise screening of The Avengers is scheduled at a local cinema, complete with a Q&A session with the film's director, Joss Whedon. However, the event just happens to clash with time he'd planned to spend with Amy, so he decides to pay Stuart to be his subtitute for the afternoon while he and the other boys immerse themselves in Marvel superheroics. Meanwhile, Leonard's mother Beverly arrives in town for an extended visit, and Penny takes the opportunity to bond with her new mother-in-law - and to make up for not inviting her to the wedding. Comedy, guest starring Christine Baranski

E4
The Big Bang Theory: The Line Substitution Solution
E4 HD 6:30pm Mon 13 Dec
Season 9 Episode 23 of 24
The Line Substitution Solution
E4 HD
The Big Bang Theory: The Line Substitution Solution
E4 +1 7:00pm Mon 13 Dec
Season 9 Episode 22 of 24
The Fermentation Bifurcation The gang goes to a bar and runs into Penny's old boyfriend Zack, while Bernadette is left to spend the evening with Sheldon when she cannot go wine tasting with the others. Elsewhere, things do not go to plan when Raj introduces his new girlfriend, Claire. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 +1
The Big Bang Theory: The Fermentation Bifurcation
E4 +1 7:30pm Mon 13 Dec
Season 9 Episode 23 of 24
The Line Substitution Solution Sheldon discovers a surprise screening of The Avengers is scheduled at a local cinema, complete with a Q&A session with the film's director, Joss Whedon. However, the event just happens to clash with time he'd planned to spend with Amy, so he decides to pay Stuart to be his subtitute for the afternoon while he and the other boys immerse themselves in Marvel superheroics. Meanwhile, Leonard's mother Beverly arrives in town for an extended visit, and Penny takes the opportunity to bond with her new mother-in-law - and to make up for not inviting her to the wedding. Comedy, guest starring Christine Baranski

E4 +1
The Big Bang Theory: The Line Substitution Solution
E4 8:30pm Mon 13 Dec
Season 12 Episode 24 of 24
The Stockholm Syndrome In the last-ever episode of the US sitcom, there's an end and a beginning as the gang travel together into an uncharted future. Howard and Bernadette go away on a trip without their children for the first time, Leonard and Penny try to keep a secret, Sheldon and Amy stick together, and Raj makes a new friend

E4
The Big Bang Theory: The Stockholm Syndrome
E4 HD 8:30pm Mon 13 Dec
Season 12 Episode 24 of 24
The Stockholm Syndrome
E4 HD
The Big Bang Theory: The Stockholm Syndrome
E4 +1 9:30pm Mon 13 Dec
Season 12 Episode 24 of 24
The Stockholm Syndrome
E4 +1
The Big Bang Theory: The Stockholm Syndrome
E4 3:20am Tue 14 Dec
Season 3 Episode 19 of 23
The Wheaton Recurrence Leonard tells Penny he loves her, but fails to get the response he would have liked. Sheldon also finds himself competing against Star Trek: The Next Generation actor Wil Wheaton once again when the gang goes bowling - and tries to get his revenge

E4
The Big Bang Theory: The Wheaton Recurrence
E4 HD 3:20am Tue 14 Dec
Season 3 Episode 19 of 23
The Wheaton Recurrence
E4 HD
The Big Bang Theory: The Wheaton Recurrence
E4 HD 3:45am Tue 14 Dec
Season 3 Episode 20 of 23
The Spaghetti Catalyst Sheldon tries to hide the fact he had dinner with Penny after she broke up with Leonard, hoping to stay friends with her. However, keeping secrets does not prove to be his strong point, and it isn't long before his deceit is exposed. Comedy, starring Jim Parsons, Kaley Cuoco and Johnny Galecki

E4 HD
The Big Bang Theory: The Spaghetti Catalyst
E4 3:45am Tue 14 Dec
Season 3 Episode 20 of 23
The Spaghetti Catalyst
E4
The Big Bang Theory: The Spaghetti Catalyst
E4 +1 4:20am Tue 14 Dec
Season 3 Episode 19 of 23
The Wheaton Recurrence Leonard tells Penny he loves her, but fails to get the response he would have liked. Sheldon also finds himself competing against Star Trek: The Next Generation actor Wil Wheaton once again when the gang goes bowling - and tries to get his revenge

E4 +1
The Big Bang Theory: The Wheaton Recurrence
E4 +1 4:45am Tue 14 Dec
Season 3 Episode 20 of 23
The Spaghetti Catalyst Sheldon tries to hide the fact he had dinner with Penny after she broke up with Leonard, hoping to stay friends with her. However, keeping secrets does not prove to be his strong point, and it isn't long before his deceit is exposed. Comedy, starring Jim Parsons, Kaley Cuoco and Johnny Galecki

E4 +1
The Big Bang Theory: The Spaghetti Catalyst
Channel 4 HD 6:55am Tue 14 Dec
Season 4 Episode 19 of 24
The Zarnecki Incursion Sheldon is distraught when his online gaming account is hacked, so his friends decide to find out who is responsible. However, they make the disastrous mistake of confronting the culprit in person. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

Channel 4 HD
The Big Bang Theory: The Zarnecki Incursion
Channel 4 6:55am Tue 14 Dec
Season 4 Episode 19 of 24
The Zarnecki Incursion
Channel 4
The Big Bang Theory: The Zarnecki Incursion
Channel 4 HD 7:20am Tue 14 Dec
Season 4 Episode 20 of 24
The Herb Garden Germination Amy and Sheldon start a gossip experiment to see how quickly rumours spread among the gang, while Howard tells his friends he is planning to propose to Bernadette - not realising Raj is wrestling with his own feelings for her. Comedy, starring Jim Parsons, Mayim Bialik and Johnny Galecki

Channel 4 HD
The Big Bang Theory: The Herb Garden Germination
Channel 4 7:20am Tue 14 Dec
Season 4 Episode 20 of 24
The Herb Garden Germination
Channel 4
The Big Bang Theory: The Herb Garden Germination
Channel 4 +1 7:55am Tue 14 Dec
Season 4 Episode 19 of 24
The Zarnecki Incursion Sheldon is distraught when his online gaming account is hacked, so his friends decide to find out who is responsible. However, they make the disastrous mistake of confronting the culprit in person. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

Channel 4 +1
The Big Bang Theory: The Zarnecki Incursion
Channel 4 +1 8:20am Tue 14 Dec
Season 4 Episode 20 of 24
The Herb Garden Germination Amy and Sheldon start a gossip experiment to see how quickly rumours spread among the gang, while Howard tells his friends he is planning to propose to Bernadette - not realising Raj is wrestling with his own feelings for her. Comedy, starring Jim Parsons, Mayim Bialik and Johnny Galecki

Channel 4 +1
The Big Bang Theory: The Herb Garden Germination
E4 HD 10:00am Tue 14 Dec
Season 5 Episode 19 of 24
The Weekend Vortex Amy is disappointed with Sheldon when he announces he is breaking his promise to go with her to a birthday party in favour of joining the boys for a Star Wars video-game marathon. Comedy, starring Mayim Bialik and Jim Parsons

E4 HD
The Big Bang Theory: The Weekend Vortex
E4 10:00am Tue 14 Dec
Season 5 Episode 19 of 24
The Weekend Vortex
E4
The Big Bang Theory: The Weekend Vortex
E4 HD 10:30am Tue 14 Dec
Season 5 Episode 20 of 24
The Transporter Malfunction Penny buys Leonard and Sheldon some Star Trek action figures, but the duo refuse to remove them from the packaging in case their value is diminished. Elsewhere, Raj is desperate to find someone to accompany him to a wedding and asks his parents to find him a date. Featuring the guest voice of Leonard Nimoy

E4 HD
The Big Bang Theory: The Transporter Malfunction
E4 10:30am Tue 14 Dec
Season 5 Episode 20 of 24
The Transporter Malfunction
E4
The Big Bang Theory: The Transporter Malfunction
E4 +1 11:00am Tue 14 Dec
Season 5 Episode 19 of 24
The Weekend Vortex Amy is disappointed with Sheldon when he announces he is breaking his promise to go with her to a birthday party in favour of joining the boys for a Star Wars video-game marathon. Comedy, starring Mayim Bialik and Jim Parsons

E4 +1
The Big Bang Theory: The Weekend Vortex
E4 +1 11:30am Tue 14 Dec
Season 5 Episode 20 of 24
The Transporter Malfunction Penny buys Leonard and Sheldon some Star Trek action figures, but the duo refuse to remove them from the packaging in case their value is diminished. Elsewhere, Raj is desperate to find someone to accompany him to a wedding and asks his parents to find him a date. Featuring the guest voice of Leonard Nimoy

E4 +1
The Big Bang Theory: The Transporter Malfunction
E4 HD 1:00pm Tue 14 Dec
Season 9 Episode 14 of 24
The Meemaw Materialisation Sheldon's grandmother, known as Meemaw, arrives in Pasadena to visit, but his excitement at her arrival quickly gives way to discomfort when she clashes with Amy. Meanwhile, Raj finds himself drawn to an ambitious female screenwriter he meets at the comic-book store, but Bernadette angrily reminds him he already has a girlfriend. Comedy, guest starring June Squibb

E4 HD
The Big Bang Theory: The Meemaw Materialisation
E4 1:00pm Tue 14 Dec
Season 9 Episode 14 of 24
The Meemaw Materialisation
E4
The Big Bang Theory: The Meemaw Materialisation
E4 HD 1:30pm Tue 14 Dec
Season 9 Episode 15 of 24
The Valentino Submergence Sheldon and Amy host a Valentine's Day episode of Fun with Flags, while Leonard and Penny grapple with getting older. Elsewhere, Howard and Bernadette discover a surprise in their hot tub, and Raj is torn between Emily and a girl he met at the comic book store. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 HD
The Big Bang Theory: The Valentino Submergence
E4 1:30pm Tue 14 Dec
Season 9 Episode 15 of 24
The Valentino Submergence
E4
The Big Bang Theory: The Valentino Submergence
E4 +1 2:00pm Tue 14 Dec
Season 9 Episode 14 of 24
The Meemaw Materialisation Sheldon's grandmother, known as Meemaw, arrives in Pasadena to visit, but his excitement at her arrival quickly gives way to discomfort when she clashes with Amy. Meanwhile, Raj finds himself drawn to an ambitious female screenwriter he meets at the comic-book store, but Bernadette angrily reminds him he already has a girlfriend. Comedy, guest starring June Squibb

E4 +1
The Big Bang Theory: The Meemaw Materialisation
E4 HD 2:00pm Tue 14 Dec
Season 5 Episode 19 of 24
The Weekend Vortex Amy is disappointed with Sheldon when he announces he is breaking his promise to go with her to a birthday party in favour of joining the boys for a Star Wars video-game marathon. Comedy, starring Mayim Bialik and Jim Parsons

E4 HD
The Big Bang Theory: The Weekend Vortex
E4 2:00pm Tue 14 Dec
Season 5 Episode 19 of 24
The Weekend Vortex
E4
The Big Bang Theory: The Weekend Vortex
E4 HD 2:30pm Tue 14 Dec
Season 5 Episode 20 of 24
The Transporter Malfunction Penny buys Leonard and Sheldon some Star Trek action figures, but the duo refuse to remove them from the packaging in case their value is diminished. Elsewhere, Raj is desperate to find someone to accompany him to a wedding and asks his parents to find him a date. Featuring the guest voice of Leonard Nimoy

E4 HD
The Big Bang Theory: The Transporter Malfunction
E4 2:30pm Tue 14 Dec
Season 5 Episode 20 of 24
The Transporter Malfunction
E4
The Big Bang Theory: The Transporter Malfunction
E4 +1 2:30pm Tue 14 Dec
Season 9 Episode 15 of 24
The Valentino Submergence Sheldon and Amy host a Valentine's Day episode of Fun with Flags, while Leonard and Penny grapple with getting older. Elsewhere, Howard and Bernadette discover a surprise in their hot tub, and Raj is torn between Emily and a girl he met at the comic book store. Comedy, starring Johnny Galecki, Jim Parsons and Kaley Cuoco

E4 +1
The Big Bang Theory: The Valentino Submergence
E4 +1 3:00pm Tue 14 Dec
Season 5 Episode 19 of 24
The Weekend Vortex Amy is disappointed with Sheldon when he announces he is breaking his promise to go with her to a birthday party in favour of joining the boys for a Star Wars video-game marathon. Comedy, starring Mayim Bialik and Jim Parsons

E4 +1
The Big Bang Theory: The Weekend Vortex
E4 +1 3:30pm Tue 14 Dec
Season 5 Episode 20 of 24
The Transporter Malfunction Penny buys Leonard and Sheldon some Star Trek action figures, but the duo refuse to remove them from the packaging in case their value is diminished. Elsewhere, Raj is desperate to find someone to accompany him to a wedding and asks his parents to find him a date. Featuring the guest voice of Leonard Nimoy

E4 +1
The Big Bang Theory: The Transporter Malfunction
E4 6:00pm Tue 14 Dec
Season 9 Episode 24 of 24
The Convergence Convergence Conflict arises when Leonard's newly divorced parents and Sheldon's devoutly religious mother are all in town at the same time. And when Howard and Raj are contacted about the guidance system they've developed, they assume that the government is out to get them. Laurie Metcalf, Christine Baranski and Judd Hirsch guest star

E4
The Big Bang Theory: The Convergence Convergence
E4 HD 6:00pm Tue 14 Dec
Season 9 Episode 24 of 24
The Convergence Convergence
E4 HD
The Big Bang Theory: The Convergence Convergence
E4 6:30pm Tue 14 Dec
Season 10 Episode 1 of 24
The Conjugal Conjecture The friends struggle through an awkward morning after Sheldon's mother and Leonard's father share an evening together. Penny's family arrives in town to attend Penny and Leonard's second wedding ceremony. Keith Carradine, Laurie Metcalf, Christine Baranski and Judd Hirsch guest star

E4
The Big Bang Theory: The Conjugal Conjecture
E4 HD 6:30pm Tue 14 Dec
Season 10 Episode 1 of 24
The Conjugal Conjecture
E4 HD
The Big Bang Theory: The Conjugal Conjecture
E4 +1 7:00pm Tue 14 Dec
Season 9 Episode 24 of 24
The Convergence Convergence Conflict arises when Leonard's newly divorced parents and Sheldon's devoutly religious mother are all in town at the same time. And when Howard and Raj are contacted about the guidance system they've developed, they assume that the government is out to get them. Laurie Metcalf, Christine Baranski and Judd Hirsch guest star

E4 +1
The Big Bang Theory: The Convergence Convergence
RTÉ2 7:00pm Tue 14 Dec
Season 12 Episode 4 of 24
The Tam Turbulence When Sheldon refuses to tell anyone why he's never mentioned Tam, apparently his childhood best friend, Leonard tries to find out more. Penny and Bernadette invite Raj's fiancee Anu out for dinner so they can find out more about her

RTÉ2
The Big Bang Theory: The Tam Turbulence
RTÉ2 HD 7:00pm Tue 14 Dec
Season 12 Episode 4 of 24
The Tam Turbulence
RTÉ2 HD
The Big Bang Theory: The Tam Turbulence
E4 +1 7:30pm Tue 14 Dec
Season 10 Episode 1 of 24
The Conjugal Conjecture The friends struggle through an awkward morning after Sheldon's mother and Leonard's father share an evening together. Penny's family arrives in town to attend Penny and Leonard's second wedding ceremony. Keith Carradine, Laurie Metcalf, Christine Baranski and Judd Hirsch guest star

E4 +1
The Big Bang Theory: The Conjugal Conjecture
RTÉ 2 +1 8:00pm Tue 14 Dec
Season 12 Episode 4 of 24
The Tam Turbulence When Sheldon refuses to tell anyone why he's never mentioned Tam, apparently his childhood best friend, Leonard tries to find out more. Penny and Bernadette invite Raj's fiancee Anu out for dinner so they can find out more about her

RTÉ 2 +1
The Big Bang Theory: The Tam Turbulence
E4 8:30pm Tue 14 Dec
Season 3 Episode 19 of 23
The Wheaton Recurrence Leonard tells Penny he loves her, but fails to get the response he would have liked. Sheldon also finds himself competing against Star Trek: The Next Generation actor Wil Wheaton once again when the gang goes bowling - and tries to get his revenge

E4
The Big Bang Theory: The Wheaton Recurrence
E4 HD 8:30pm Tue 14 Dec
Season 3 Episode 19 of 23
The Wheaton Recurrence
E4 HD
The Big Bang Theory: The Wheaton Recurrence
E4 +1 9:30pm Tue 14 Dec
Season 3 Episode 19 of 23
The Wheaton Recurrence
E4 +1
The Big Bang Theory: The Wheaton Recurrence
E4 HD 3:25am Wed 15 Dec
Season 3 Episode 21 of 23
The Plimpton Stimulation Sheldon invites a famous physicist to the flat after befriending her online, but is put out to find Leonard showing an interest in her. Meanwhile, Penny has to confront her ex-boyfriend when the visitor turns up in his bedroom. Guest starring Judy Greer (Glenn Martin, DDS)

E4 HD
The Big Bang Theory: The Plimpton Stimulation
E4 3:25am Wed 15 Dec
Season 3 Episode 21 of 23
The Plimpton Stimulation
E4
The Big Bang Theory: The Plimpton Stimulation
E4 HD 3:50am Wed 15 Dec
Season 3 Episode 22 of 23
The Staircase Implementation The comedy flashes back to reveal how Sheldon saved the lives of his pals, and looks at the origins of his friendship with Leonard seven years previously, as well as explaining the housemates' agreement. Johnny Galecki and Jim Parsons star

E4 HD
The Big Bang Theory: The Staircase Implementation
E4 3:50am Wed 15 Dec
Season 3 Episode 22 of 23
The Staircase Implementation
E4
The Big Bang Theory: The Staircase Implementation
E4 +1 4:25am Wed 15 Dec
Season 3 Episode 21 of 23
The Plimpton Stimulation Sheldon invites a famous physicist to the flat after befriending her online, but is put out to find Leonard showing an interest in her. Meanwhile, Penny has to confront her ex-boyfriend when the visitor turns up in his bedroom. Guest starring Judy Greer (Glenn Martin, DDS)

E4 +1
The Big Bang Theory: The Plimpton Stimulation
E4 +1 4:50am Wed 15 Dec
Season 3 Episode 22 of 23
The Staircase Implementation The comedy flashes back to reveal how Sheldon saved the lives of his pals, and looks at the origins of his friendship with Leonard seven years previously, as well as explaining the housemates' agreement. Johnny Galecki and Jim Parsons star

E4 +1
The Big Bang Theory: The Staircase Implementation
Channel 4 HD 6:55am Wed 15 Dec
Season 4 Episode 21 of 24
The Agreement Dissection Sheldon is infuriated when Priya uses her legal knowledge to find a loophole in the room-mate agreement - but his spirits are lifted by a night on the town with Amy, Penny and Bernadette. Comedy, starring Jim Parsons, Johnny Galecki and Kaley Cuoco

Channel 4 HD
The Big Bang Theory: The Agreement Dissection
Channel 4 6:55am Wed 15 Dec
Season 4 Episode 21 of 24
The Agreement Dissection
Channel 4
The Big Bang Theory: The Agreement Dissection
Channel 4 HD 7:20am Wed 15 Dec
Season 4 Episode 22 of 24
The Wildebeest Implementation Amy and Penny use Bernadette to spy on Leonard and Priya after the couple invite her and Howard to dinner. An experimental drug helps Raj overcome his fear of talking to women, but proves more effective than he had expected. Comedy, starring Johnny Galecki and Jim Parsons

Channel 4 HD
The Big Bang Theory: The Wildebeest Implementation
Channel 4 7:20am Wed 15 Dec
Season 4 Episode 22 of 24
The Wildebeest Implementation
Channel 4
The Big Bang Theory: The Wildebeest Implementation
Channel 4 +1 7:55am Wed 15 Dec
Season 4 Episode 21 of 24
The Agreement Dissection Sheldon is infuriated when Priya uses her legal knowledge to find a loophole in the room-mate agreement - but his spirits are lifted by a night on the town with Amy, Penny and Bernadette. Comedy, starring Jim Parsons, Johnny Galecki and Kaley Cuoco

Channel 4 +1
The Big Bang Theory: The Agreement Dissection
Channel 4 +1 8:20am Wed 15 Dec
Season 4 Episode 22 of 24
The Wildebeest Implementation Amy and Penny use Bernadette to spy on Leonard and Priya after the couple invite her and Howard to dinner. An experimental drug helps Raj overcome his fear of talking to women, but proves more effective than he had expected. Comedy, starring Johnny Galecki and Jim Parsons

Channel 4 +1
The Big Bang Theory: The Wildebeest Implementation
E4 10:00am Wed 15 Dec
Season 5 Episode 21 of 24
The Hawking Excitation Howard is put in charge of looking after Stephen Hawking's wheelchair when the famous scientist comes to lecture at the university for a week - and takes advantage of his position to blackmail Sheldon into performing assorted unpleasant tasks. Guest starring Stephen Hawking

E4
The Big Bang Theory: The Hawking Excitation

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