BBC Four HD

As Martin continues to investigate the events surrounding Jasper's murder, he and Mandy learn that someone, probably Jasper, drugged her; when family members discuss an old betrayal with Martin, Mandy becomes concerned about their relationship.

Richard offers Ned's services to Audrey in Brabinger's absence, but Ned thinks it is all a plot to remove him from his tied cottage so that the new farm manager can move in. Audrey decides to take her revenge.

When Hyacinth and the long-suffering Richard spend their first day in their new weekend residence, it proves to be less than adequate. Hyacinth invites Elizabeth and Emmet round for country tea, but both this and her plans to fit in with the local way of life go terribly wrong.

David Attenborough looks for crucial clues that help to explain how and why we have come to dominate life on Earth. He traces back the African origins of humans to nearly three million years ago, and along the way he goes into caves in Southern France where stone-age people...

Research is revealing that sharks can be sociable and intelligent, but these breakthroughs come just as many sharks face extinction. Science may now be the only way to save them.

BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.

BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.

BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.

BBC FOUR is the BBC channel for people who want more. More depth, more range, more to stimulate the mind.

Tom Fort embarks on a 170-mile journey down Britain's third longest river, the Trent. Beginning on foot, he soon transfers to his own custom-built punt, the Trent Otter. Along the way he encounters the power stations that generate much of the nation's electricity, veterans of...

Hidden away in the most easterly part of the British Isles are the Fens of East Anglia, a landscape of big skies and distant horizons, wild wetlands and fertile farmland. Water has always been the driving force here.

Richard E Grant follows in the footsteps of artists who have lived, loved and painted on France's Côte d'Azur. Revealing the intertwined relationship between modern art and the development of the French Riviera as an international tourist haven, Grant explores how Impressionist...

Writer David Ireland shares his recollections of his award-winning play Cyprus Avenue, which won huge international praise and gave actor Stephen Rea the role of a lifetime.

David Ireland's award-winning dark comedy about sectarian hatred in Northern Ireland. Eric Miller, a Belfast loyalist, mistakes his five-week-old granddaughter for Gerry Adams.