BBC Four HD

Programmes start at 7.00pm.

On this leg, Michael alights at Limehouse in east London for Cable Street, which became the focus of Britain's fight against fascism in the 1930s.

Ben Robinson flies over the Broads where photos have revealed 945 previously unknown ancient sites, many of which have historians rethinking the history of the area.

Classic comedy series. Fletch and Godber reconcile themselves to a quiet evening in at Slade prison.

Political sitcom. Hacker decides to abolish the Department of Education and Science to save money, giving cash directly to schools.

It's Steve's thirtieth birthday, and he feels stuck in a rut, so Sebastian suggests they apply to be stewards on Air Scotia's glamours long-haul flights. Contains adult humour.

Comedy set among the cabin crew of a passenger jet on a budget airline. As standards fall, the company orders its employees to attend a weekend of intensive retraining. Contains adult humour.

America's unwillingness to act after a chemical attack causes Syrian rebels to despair. Contains graphic violence and disturbing scenes.

Jamie Bartlett uncovers the reality behind Silicon Valley's glittering promise to build a better world.

Wildlife expert Liz Bonnin, actor Freida Pinto and mountaineer Jon Gupta reveal the hidden wonders of India's surprising natural world.

On this leg, Michael alights at Limehouse in east London for Cable Street, which became the focus of Britain's fight against fascism in the 1930s.

Ben Robinson flies over the Broads where photos have revealed 945 previously unknown ancient sites, many of which have historians rethinking the history of the area.

America's unwillingness to act after a chemical attack causes Syrian rebels to despair. Contains graphic violence and disturbing scenes.

Jamie Bartlett uncovers the reality behind Silicon Valley's glittering promise to build a better world.

Programmes start at 7.00pm.

Programmes start at 7.00pm.

Michael Portillo's railway journey reaches Witham in Essex. Here he visits the factory of the world's oldest supplier of metal-framed windows, which became popular in the 1930s.

Ben Robinson flies over Hadrian's Wall to reveal a landscape of hundreds of sites of human occupation suggesting the area was richly populated.

Richard Hammond investigates the crucial role temperature plays in all weather. He builds a dust storm to discover how Saharan sand reaches the UK.

Richard Fortey explores the strange and surprising science of fungi, unlocking the story of their evolution, their mysterious life cycle and their value to both the planet and us.

Luther, back from suspension, must solve a seemingly perfect double murder. Contains some scenes which some viewers may find upsetting.

The video diary of a Palestinian farmer who films unrest in his West Bank village. Contains some strong language, some violence and disturbing scenes.

Michael Portillo's railway journey reaches Witham in Essex. Here he visits the factory of the world's oldest supplier of metal-framed windows, which became popular in the 1930s.

Ben Robinson flies over Hadrian's Wall to reveal a landscape of hundreds of sites of human occupation suggesting the area was richly populated.

Richard Hammond investigates the crucial role temperature plays in all weather. He builds a dust storm to discover how Saharan sand reaches the UK.

Wildlife expert Liz Bonnin, actor Freida Pinto and mountaineer Jon Gupta reveal the hidden wonders of India's surprising natural world.

Programmes start at 7.00pm.

Programmes start at 7.00pm.

Michael learns how the life of a great British composer was shaped by Suffolk and the sea.

Ben Robinson flies over the Thames to reveal discoveries about WWI, including a network of trenches on the Hoo peninsula near the former Chattenden Barracks.

Intimate series profiling Princess Margaret. The second film finds Princess Margaret and Anthony Armstrong-Jones at the start of their married life in the early 1960s.

Philip Marlowe is hired to deal with a series of debts incurred by a general's daughter.

A portrait from 1969 of novelist Raymond Chandler, creator of the Philip Marlowe mystery thrillers, featuring dramatised excerpts from his work.

Sylvia Syms looks back on the legendary leading ladies of Hollywood - the glamorous and often powerful stars who helped define what it was to be a woman in cinema's golden age.

Michael learns how the life of a great British composer was shaped by Suffolk and the sea.

Ben Robinson flies over the Thames to reveal discoveries about WWI, including a network of trenches on the Hoo peninsula near the former Chattenden Barracks.

Intimate series profiling Princess Margaret. The second film finds Princess Margaret and Anthony Armstrong-Jones at the start of their married life in the early 1960s.

A portrait from 1969 of novelist Raymond Chandler, creator of the Philip Marlowe mystery thrillers, featuring dramatised excerpts from his work.

Programmes start at 7.00pm.

Programmes start at 7.00pm.

Keith Allen presents the pop chart show, first broadcast on 19 July 1996 and featuring Umboza, Terrorvision, Livin' Joy, Rock Therapy, Spice Girls, Los Del Rio, Neneh Cherry and Gary Barlow.

Lisa I'Anson presents the pop chart show, first broadcast on 26 July 1996 and featuring Pato Banton, Mark Morrison, Suede, New Edition, Joyrider, Robbie Williams and Spice Girls.

Janice Long and Dixie Peach present the pop chart programme from September 1985. Featuring Depeche Mode, Billy Idol, Jennifer Rush, The Style Council and David Bowie & Mick Jagger.

Sybil Ruscoe and Jenny Powell present the pop chart programme, first broadcast on 28 September 1989 and featuring Wet Wet Wet, The Beautiful South and Gloria Estefan.

Established favourites Karen Matheson, Cara Dillon and Andy Irvine feature along with newcomers such as Boston's Aoife O'Donovan, Teddy Thompson and Ewan McLennan.

Music show featuring Virginian Mary Chapin Carpenter, Maura O'Connell from County Clare in Ireland and Hebridean Julie Fowlis. Tim O'Brien adds some Appalachian bitter-sweet.

Music show featuring the deftly delicate guitar of Russ Barenberg, one of the Sessions' 'founding fathers', and John McCusker's rollicking fiddle.

Music show. Phil Cunningham joins the fun, and music co-directors Jerry Douglas and Aly Bain are also to the fore, along with Mike McGoldrick on pipes and whistles.

The gathering of folk musicians sees John Doyle perform emigrant song Liberty's Sweet Shore, while Allan MacDonald closes proceedings with one of his inimitable pipe sets.

With Karen Matheson, Maura O'Connell, Aoife O'Donovan, Tim O'Brien and Andy Irvine backed by Aly, Jerry and Mike McGoldrick, Donald Shaw, Danny Thompson and James Mackintosh.

Cerys Matthews brings you performances from the BBC 6 Music Festival 2021, including sets from Michael Kiwanuka, Laura Marling and Bicep.

Keith Allen presents the pop chart show, first broadcast on 19 July 1996 and featuring Umboza, Terrorvision, Livin' Joy, Rock Therapy, Spice Girls, Los Del Rio, Neneh Cherry and Gary Barlow.

Lisa I'Anson presents the pop chart show, first broadcast on 26 July 1996 and featuring Pato Banton, Mark Morrison, Suede, New Edition, Joyrider, Robbie Williams and Spice Girls.

Janice Long and Dixie Peach present the pop chart programme from September 1985. Featuring Depeche Mode, Billy Idol, Jennifer Rush, The Style Council and David Bowie & Mick Jagger.

Sybil Ruscoe and Jenny Powell present the pop chart programme, first broadcast on 28 September 1989 and featuring Wet Wet Wet, The Beautiful South and Gloria Estefan.

Established favourites Karen Matheson, Cara Dillon and Andy Irvine feature along with newcomers such as Boston's Aoife O'Donovan, Teddy Thompson and Ewan McLennan.

Programmes start at 7.00pm.

Programmes start at 7.00pm.

A young explorer stumbles on the buried remains of the world's oldest city.

Wildlife documentary series. Swept by the annual Indian Ocean monsoon, the Dhofar mountains become a magical lost world of waterfalls and cloud forests.

Wildlife expert Liz Bonnin, actor Freida Pinto and mountaineer Jon Gupta reveal the hidden wonders of India's surprising natural world.

A man's return to his hometown of Naples stirs up a past he has kept buried. Contains some strong language.

Classic comedy series. Fletch and Godber reconcile themselves to a quiet evening in at Slade prison.