2 x 2 = 4

A documentary on the expletive's origin, why it offends some people so deeply, and what can be gained from its use.

A documentary on the life of John Lennon, with a focus on the time in his life when he transformed from a musician into an antiwar activist.

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.

In this genre-bending tale, Errol Morris explores the mysterious death of a U.S. scientist entangled in a secret Cold War program known as MK-Ultra.

Director James Toback takes an unflinching, uncompromising look at the life of Mike Tyson--almost solely from the perspective of the man himself. TYSON alternates between the controversial boxer addressing the camera and shots of the champion's fights to create an arresting picture of the man.

A drama-documentary presented by Alan Yentob, with Benedict Cumberbatch in the lead role. Every word spoken by the actors in this film is sourced from the letters that Van Gogh sent to his younger brother Theo, and of those around him. What emerges is a complex portrait of a sophisticated, civilised and yet tormented man.

A documentary about the sport of boxing, as seen through the eyes of champions Mike Tyson, Evander Holyfield and Bernard Hopkins.

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.

This documentary focuses on the actors and their journey over two summers to create the remake to the original IT, by Stephen King. The documentary originally released as bonus material, bundled with IT: Chapter Two.

A documentary on the making of the three Godfather films, with interviews and recollections from the film makers and cast. This feature also includes the original screen tests of some of the actors for "The Godfather" film, and some candid moments on the set of "The Godfather: Part III."

The incomparable Bruce Springsteen performs his critically acclaimed latest album and muses on life, rock, and the American dream, in this intimate and personal concert film co-directed by Thom Zimny and Springsteen himself.

A visual montage portrait of our contemporary world dominated by globalized technology and violence.

A documentary about how a dominant cultural and demographic institution both sustains their traditional activities and adapts to the digital revolution.

During the 1976 Soweto uprising, a white school teacher's life and values are threatened when he asks questions about the death of a young black boy who died in police custody.

Alex Gibney explores the charged issue of pedophilia in the Catholic Church, following a trail from the first known protest against clerical sexual abuse in the United States and all way to the Vatican.

A prisoner leads his counterparts in a protest for better living conditions which turns violent and ugly.

A documentary that explores the downloading revolution; the kids that created it, the bands and the businesses that were affected by it, and its impact on the world at large.

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.

Against the darkening backdrop of New Delhi's apocalyptic air and escalating violence, two brothers devote their lives to protecting one casualty of the turbulent times: the bird known as the black kite.

A documentary focused on plastic pollution in the world's oceans.