U&Yesterday +1 Saturday

A chance to buy goods from the comfort of home

Michael Portillo reaches the Westerglen Transmitting Station in Falkirk, before visiting Gleneagles and Berry Town on route to his final stop on this leg, the city of Dundee

Michael Portillo travels from Aberystwyth into the Cambrian Mountains at Devil's Bridge, and finishes in Newtown, Powys

Michael Portillo follows America's iconic River Hudson, beginning at New York City's Penn Station, before sampling ale and meeting the State Senator in Albany

Helen Skelton leads a team of experts searching for lost treasures around the Lake District. In the first episode, the team takes on a search to find two beloved rings

The scuba team members dive to their greatest depth yet in search of a drone for a pair of newlyweds and social media detective Mui tries to return a phone to its rightful owner

The team battle the elements as they search for graduation pictures lost by a newly-qualified doctor and social media detective Mui makes a valuable discovery

A scuba team searches for a grandfather's mythical missing motorbike, while expert social media detective Mui hunts for clues about a precious ring found on the fells

RNLI crew members work to pull off the risky evacuation of a fisherman, race to rescue a fishing trawler that has run aground and assist a yacht that has lost power

A maintenance team attempts to overhaul a finicky gearbox while another team must shunt an electric passenger train across multiple rail crossings during peak hour

Part one of two. The actor explores the ancient ancestry of domestic dogs and discovers why their relationship with humans has been so successful

The actor concludes his two-part documentary with a look at how dogs' abilities have been harnessed to good effect and the health problems caused by selective breeding

Robbie returns to where his boating life began, exploring London's canals on Naughty Lass. He travels through Little Venice and moors in Paddington Basin

Robbie mends a leaky pump on the Naughty Lass on the Grand Union Canal. In Watford, he visits a TV legend's home and buys gas from a friendly fuel boat

Michael revisits his six-part travel series Himalaya, one of the most extraordinary and challenging journeys he has embarked upon in his career

Polar bears gather in large numbers on the Arctic coast as they await the return of the ice, while in Antarctica Adelie penguin chicks take to the sea for the first time

How the arrival of winter sparks a ruthless battle for survival in the polar regions, with temperatures plummeting to -70C, winds reaching 120mph and day-long darkness

Derek goes to pick up a veteran 1904 Swift, there's an emotional farewell to a 1980s Bedford HA van, and a Toyota Corona finds a new home

The guys snap up a 1958 Morris Minor 1000, followed by a 1930s Riley Special - but soon learn it's definitely not special and probably not even a Riley

Irv is an expert in VW Sambas, so when a collector with a bunch of rusted panels and the dream of a showroom-quality vehicle needs help, there's only one man for the job

MP Jim Hacker settles into his new job as Minister for Administrative Affairs. First episode of the comedy, starring Paul Eddington and Nigel Hawthorne

The visiting head of an African nation turns out to be an old friend of Hacker - who is only too willing to do business with him

Cutbacks to the civil service threaten Sir Humphrey's position, so he tries to manipulate Hacker into abandoning his new policy

Derek casts his eye over a Citroen 2CV, before he is off admiring the treasure trove of more than 270 motorbikes in the same garage

Derek heads off to collect some vintage motorcycles from a garage at the bottom of the garden in the North-East of England

Michael Portillo reaches the Westerglen Transmitting Station in Falkirk, before visiting Gleneagles and Berry Town on route to his final stop on this leg, the city of Dundee

Michael Portillo travels from Aberystwyth into the Cambrian Mountains at Devil's Bridge, and finishes in Newtown, Powys

A chance to buy goods from the comfort of home