Virgin Media Three Tuesday

Walker is forced to confront his past when he undertakes an unofficial crime investigation, Helen's marriage looks set to be over and David is lured into a web of deceit

Cassie hosts a royal guest at Grey House. Meanwhile Sam gets a visit from an old friend in need of his medical expertise but discovers that his cure may lie in Cassie's intuition

John Torode and Lisa Faulkner prepare a Greek feast, including rack of lamb, prawn saganaki pies, a cheat's moussaka and a deceptively easy baklava

Helen Skelton and garden designer Danny Clarke help Claire and Richard in Barnsley, who are desperate for somewhere to socialise and reconnect with friends and family

The race to build a massive new rollercoaster in Canada's biggest theme park before it opens its gates for the summer - a ride with a record-breaking 90-degree vertical drop

The ultimate guide to the universe, as told by the passionate scientists, engineers and astronauts behind the biggest missions in space exploration

When satanic symbols are painted on the church door, George thinks it is the work of hooligans, but an attack on Lord Ashfordly's godson suggests a more personal motive

The Michelin-starred chef explores new possibilities at his East Sussex smallholding, heading to the Knepp in Horsham to learn about different tomato varieties

A beautiful day quickly turns ominous, while a lifeless body is dragged away by an unseen assailant and vehicles speed frantically into the night

The wedding guests prepare to leave the reception in the minibus, while the bride jumps into a drunken Carl's car, and a desperate Kit and Carla head towards Yorkshire

A crossover episode between Coronation Street and Emmerdale in which characters from both soaps converge after a car crash on a dark and stormy country road

Dr Ormerod and Dr Weatherill accompany Brigid back to Ireland for Moira's funeral, and a new locum is thrown in at the deep end. Medical drama, starring Linda Armstrong

Period detective drama, starring Jeremy Brett and David Burke

Period detective drama, starring Jeremy Brett and David Burke

After Joe's uniform goes missing Geoff admits his Panda car was stolen the day before, leading George to suspect an old adversary of deliberately stirring up trouble

The detective investigates when a body is found on the moors, and discovers the victim was a controversial figure with a complicated relationship with her family

Weatherfield mourns the loss of one of its own as others try to get to the truth of exactly what happened on the treacherous road to cause such a devastating pile-up

There is complete carnage after the previous night's catastrophic events, with the local hospital busy and the revelations keep coming over what happened and why

The drive-by shooting of the head of a crime syndicate threatens to erupt into a full-blown gang war. Return of the crime drama, starring Parminder Nagra

The body of a man is found in the park, and it falls to the doctor to use his unorthodox methods to establish not just the cause of death, but also the identity of the corpse