Series 9: 3. The Men Who Built the Liners
Insect Dissection: How Insects Work
2016-2017: 7. Forever Pure - Football and Racism in Jerusalem...
Film following events at Israel's most notorious football club, Beitar Jerusalem FC.
Available for 28 days
Delve into the archives
From game shows to the space race and Gothic literature, enjoy some BBC classics from across the decades.
Series 1: Episode 1
Criminal profiler Inger's autistic daughter becomes an unwitting witness to a murder....
Series 1: Episode 2
Detective Nyman is dispatched to Uppsala to investigate the killing of Bishop Lindgren....
Series 1: Episode 3
The police have finally discovered the body of murdered TV chef Isabella Levin....
Series 1: Episode 4
The police hear the results of the autopsy on the body of artist Niclas Rosen....
Criminal profiler Inger's autistic daughter becomes an unwitting witness to a murder.
Available for 20 days
Detective Nyman is dispatched to Uppsala to investigate the killing of Bishop Lindgren.
The police have finally discovered the body of murdered TV chef Isabella Levin.
Available for 27 days
Morgan Quaintance assesses the four nominees for this year's Turner Prize at Tate Britain.
UB40 recount their phenomenal rise to fame, featuring newly filmed interviews.
Filmmaker Billy Dosanjh celebrates 50 years of the Sikhs in his hometown of Smethwick.
Available for 26 days
Series 2: Episode 13
Prime play Cruciverbalists for the Hive Minds series trophy.
Available for 25 days
BBC Four | Collection
A Timewatch Guide
Series 3: 1. Crime and Punishment
Series 3: 2. Women, Sex and Society
Series 2: 1. Stonehenge
Examining television's role in documenting seismic shifts in British law and policing.
Available until Thu 10pm
How the transformation of the rights and role of women has been documented on television.
Available for 11 days
How Stonehenge has been interpreted by leading historians and archaeologists.
Available until Fri 9pm
The latest scientific insight into the dancing lights in the night sky known as aurora.
A look at how ordinary TV quiz contestants turned into the pro-quizzers of today.
2016-2017: 6. The Cult that Stole Children - Inside The Family...
How an Australian cult acquired children it then allegedly starved and injected with LSD.
Available for 24 days
How twigs created an abstract, autobiographical piece called Soundtrack 7.
Available for 21 days
2016-2017: 5. Brides for Sale - Sonita
Sonita dreams of being a rap star, but is sold into marriage back home in Afghanistan.
How Caribbean and African women came to the UK to save the then ailing health service.
Available for 22 days
The mutilated corpse of a young man is found in a beachfront apartment in Bondi....
Another body is discovered, confirming that a dating app is being used to lure victims....
Reeling with guilt, Nick and Tori investigate Toohey's past links to the Pointers gang....
Nick and Tori discover a vital lead previously masked by dodgy detective work....
The mutilated corpse of a young man is found in a beachfront apartment in Bondi.
Available for 6 days
Another body is discovered, confirming that a dating app is being used to lure victims.
Reeling with guilt, Nick and Tori investigate Toohey's past links to the Pointers gang.
Available for 13 days
Series 3: 3. Russia: A Century of Suspicion
Historian Saul David looks at how television has portrayed Russia through the years.
Available for 17 days
2016-2017: 4. Jim - The James Foley Story
How a young photojournalist came to be the first American to be executed by ISIS.
Film about Sheku Kanneh-Mason, who became the first black winner of BBC Young Musician.
Available for 16 days