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Animals that survive on the world's highest peaks, from gelada baboons in Ethiopia to snow leopards hunting in Pakistan. Presented by David Attenborough

Tom and Barbara get closer to nature than they intended when they catch fleas

Sir Humphrey tries to conceal information due for release under the 30-year rule. Comedy, starring Paul Eddington, with Nigel Hawthorne and Derek Fowlds

The long-lost film of the comedian's 1975 tour of Ireland, capturing him on and off stage to provide a record of him as he stood on the cusp of international stardom

Archive interview from 1994 in which the comedian talks to Jeremy Isaacs about stand-up, bodily functions and the night someone set fire to his hair

First in a two-part documentary following the comedian, as he returns to the country of his birth and reveals the influences and motivations that helped him become 'The Big Yin'

Second of a two-part documentary following the comedian as he returns to the country of his birth and reveals the influences and motivations that helped him become 'The Big Yin'

A judge is appointed to decide the outcome of the trial rather than a jury. But despite her efforts to maintain the dignity of the court, nothing can stop a tabloid circus

Archive interview from 1994 in which the comedian talks to Jeremy Isaacs about stand-up, bodily functions and the night someone set fire to his hair

First in a two-part documentary following the comedian, as he returns to the country of his birth and reveals the influences and motivations that helped him become 'The Big Yin'