Tim and Naomi introduce clips of the natural world. They check out some of the planet's brainiest animals, including a team of dogs on the Russian underground. Show more

11-year-old Holly has chronic actinic dermatitis, eczema caused by UV light, and needs a calm and relaxing den to help forget about it.

Ed Petrie and friends go on an offbeat road trip across the UK which includes a ride on Talyllyn Railway's steam train and a Bowie-esque song about Leicester's space centre. Show more

Lindsey and Richie stay at home and show ways to stay entertained from your own living room, keeping fit with Joe Wicks, healthy snacks and videos from you lot at home. Show more

Wildlife series. Steve and his crew are back in the jungles of South America, where they head into crocodile-infested waters for a spooky nocturnal encounter. Show more

Chris Hadfield, Dr Kevin Fong and Dr Iya Whiteley put 12 candidates through a series of physical and psychological tests to find out who has what it takes to be an astronaut. Show more

Animated family fantasy. Inquisitive Tinker Bell ventures into the Winter Woods, where she meets beautiful sprite Periwinkle and makes an amazing discovery. Show more

BBC security correspondent Frank Gardner and explorer Benedict Allen journey through Papua New Guinea, to fulfil Frank's lifelong dream of seeing birds of paradise. Show more

Four chefs from Edinburgh, Irvine, Fife and Buckie compete for Scotland with a venison starter inspired by Harry Potter and the Goblet of Fire and a Treasure Island fish course. Show more

The remaining chefs cook mains and desserts, including a cow pie inspired by Desperate Dan and a golden snitch choux dessert. An unusual situation ramps up the competition. Show more

Piers Taylor and Cheryl Pilliner-Reeves hunt for micro-budget ways to improve homes. Cath, Rob and their children have outgrown their house in Warwick. Show more

Hugh Fearnley-Whittingstall celebrates the wildlife of the West Country and the people who care for it. Hugh is on the Dorset/Devon border, investigating the return of the beaver. Show more

Comedy. When an oil well is discovered below the Muppet theatre, the gang must reform and combine forces in order to save the building from demolition. Show more

A look back at television appearances by legends of the silver screen, using archive footage to tell the story of their lives and careers.

Classic sitcom. During an exercise, Captain Mainwaring takes the role of a highly important secret agent. The regular army try to prevent him completing his mission.

An exploration of Australia’s mesmerising wildlife and how they have adapted to survive in the human environment, including a dancing peacock spider in a suburban garden. Show more

Michael Portillo begins his journey in Hong Kong. Michael’s railway highlights include the cable funicular to the top of Hong Kong’s highest mountain and the enviably efficient mass transit system. Show more

Sandi Toksvig looks at quantity and quality with Alan Davies, James Acaster, Bridget Christie and Joe Lycett.

A unique look at Titian's greatest masterpieces, which are currently under quarantine in the National Gallery. Show more

Horror film. Professor Philip Goodman, famous for debunking hoaxes and ghost sightings, is given a dossier of three terrifying, unsolvable cases by his hero. Show more

Oscar-nominated foreign drama. The inhabitants of Timbuktu, captured by Islamist militants, are forced to live under new laws that threaten their freedom and existence. Show more

Highlights of programmes on BBC Two.