Chefs compete to cook at a banquet to celebrate 25 years of Red Nose Day. The Welsh chefs raise the curtain with their starters. Show more

Chefs compete to cook at a banquet to celebrate 25 years of Red Nose Day. Luke Thomas hopes his quirky take on a classic fish finger will impress veteran Jeremy Lee. Show more

Chefs compete to cook at a banquet to celebrate 25 years of Red Nose Day. The Welsh chefs prepare their main course. Which one will get the top score from Jeremy Lee? Show more

Chefs compete to cook at a banquet to celebrate 25 years of Red Nose Day. It is the final chance for the Welsh chefs to impress Jeremy Lee with their dessert dishes. Show more

Chefs compete to cook at a banquet to celebrate 25 years of Red Nose Day. The remaining chefs representing Wales must cook their entire menus for the judges. Show more

Simon Schama traces the steps of the empire-makers, asking how a trading enterprise based on the idea of liberty became an empire built on slavery. Show more

Julian Richards travels to the home of a couple who discovered that their bungalow was built over a fifth-century graveyard. Show more

Nicholas Crane travels across eight British historical maps. He uses Timothy Pont's 16th-century maps of Scotland to locate unidentified mountains. Show more

Cookery series. Jun Tanaka and Galton Blackiston arrive in the north Devon fishing village of Clovelly, where they take on the locals in the Clovelly crab and lobster festival. Show more

John Humphrys hosts the penultimate semi-final. Subjects include birds of Britain, the films of Takeshi Kitano, Newcastle United since 1945, and the Jagiellon Dynasty. Show more

The quarter-finals continue with St George's London playing New College, Oxford in a bid to get one step closer to the trophy. Jeremy Paxman asks the questions.

The bikers continue their journey through time, celebrating British food. In this episode they take to the undergrowth in search of delicious free food. Show more

Adaptation of Douglas Adams's cult sci-fi comedy novel. Escaping the Earth's destruction, Arthur (Martin Freeman) embarks on a galactic journey in search of the meaning of life. Show more

David Attenborough picks ten animals that he would most like to save from extinction. From the weird to the wonderful, he shows why the creatures he chooses are so important. Show more

Documentary about Nim Chimpsky, the chimpanzee who became the focus of a landmark experiment in the 1970s, which aimed to show that an ape could learn to communicate with language. Show more

Thriller based on real events, dramatising cartoonist and author Robert Graysmith's attempts to identify the so-called Zodiac killer. Show more