Secrets of the Unknown

Explore how writers Steven Moffat and Mark Gatiss created the hit television sensation. Take a personal voyage through the versions of Holmes that have served as inspirations for the new series - the original stories, their factual origins, hundreds of film adaptations - to arrive at their thoroughly modern Sherlock. Moffat and Gatiss explain the challenges they encountered adapting the original adventures of the iconic super-sleuth. Go behind the scenes on the set of the hit television series, including interviews with actors Benedict Cumberbatch, Martin Freeman and Lara Pulver, who talk about the reinvention of their fictional characters.

David Blaine's signature brand of street magic mystifies the most recognisable celebrities in the world, such as Jamie Foxx, Bryan Cranston, Aaron Paul, Ricky Gervais, Katy Perry, Woody Allen, and Robert DeNiro, to name a few. He goes to the homes of Kanye West and Harrison Ford, Will Smith and Olivia Wilde. He pays a visit to Stephen Hawking at his office in Cambridge University. Blaine also travels the world, astonishing people from all walks of life with never-before seen, inconceivable magic.

Journey into the extraordinary world of "The Witcher" — from casting the roles to Jaskier's catchy song — in this behind-the-scenes look at the series.

A look at the story behind Marvel Studios and the Marvel Cinematic Universe, featuring interviews and behind-the-scenes footage from all of the Marvel films, the Marvel One-Shots and "Marvel's Agents of S.H.I.E.L.D."!

Go behind the scenes with stars, puppeteers and creators as they bring Jim Henson's magical world of Thra back to life in a sweeping fantasy series.

In 1997, Louis Theroux made a documentary about the world of male porn performers in Los Angeles. 15 years later, he returns to find a business struggling with the deluge of free porn on the internet. Louis revisits some of the original programme's contributors as well as meeting the latest crop of porn performers dreaming of porn stardom.

A look at the origins, history and conspiracies behind the "Majestic 12", a clandestine group of military and corporate figureheads charged with reverse-engineering extraterrestrial technology.

A detailing of the rise to prominence and global sporting superstardom of six supremely talented young Manchester United football players (David Beckham, Nicky Butt, Ryan Giggs, Paul Scholes, Phil and Gary Neville). The film covers the period 1992-1999, culminating in Manchester United's European Cup triumph.

A documentary about the life and films of director John Ford.

Captured during Billie Eilish's sold-out world tour, a concert experience from one of the most celebrated and successful artists of her generation, presented in immersive 3D.

A group of British children aged 7 from widely ranging backgrounds are interviewed about a range of subjects. The filmmakers plan to re-interview them at 7 year intervals to track how their lives and attitudes change as they age.

Just two years away from turning 30, participants in Michael Apted's documentary series are facing serious questions of identity and purpose, wondering whether they've found their place in the world.