Katy Perry: The Outrageous World of Katy Perry

The extraordinary story of comedian Bob Monkhouse's life and career, told through the vast private archive of films, TV shows, letters and memorabilia that he left behind.

A detailed chronicle of the famous 1969 tour of the United States by the British rock band The Rolling Stones, which culminated with the disastrous and tragic concert held on December 6 at the Altamont Speedway Free Festival, an event of historical significance, as it marked the end of an era: the generation of peace and love suddenly became the generation of disillusionment.

A retrospective documentary about the groundbreaking horror series, Friday the 13th, featuring interviews with cast and crew from the twelve films spanning 3 decades.

King Corn is a fun and crusading journey into the digestive tract of our fast food nation where one ultra-industrial, pesticide-laden, heavily-subsidized commodity dominates the food pyramid from top to bottom – corn. Fueled by curiosity and a dash of naiveté, two college buddies return to their ancestral home of Greene, Iowa to figure out how a modest kernel conquered America. With the help of some real farmers, oodles of fertilizer and government aide, and some genetically modified seeds, the friends manage to grow one acre of corn. Along the way, they unlock the hilarious absurdities and scary but hidden truths about America’s modern food system in this engrossing and eye-opening documentary.

Denise Crosby takes a first look at the huge fans of "Star Trek" from around America and how the series has affected and shaped their lives.

An extensive look at the making of Fright Night (1985) and Fright Night Part 2 (1988) featuring exclusive interviews with cast and crew members, rare photographs, behind-the-scenes footage and more.

Documentary on the punk scene in the city of Jyväskylä, Finland.

This BAFTA nominated documentary tells the story of some of the brightest mathematical brains of a generation. Each year, exceptionally gifted teenagers from over 90 countries compete for medals at the International Mathematical Olympiad. The film follows a group of brilliant teenagers as they battle it out to become the chosen six selected to represent the UK.

The popular rise of darts is charted in this pin-sharp documentary that follows the trajectory of arrows from local pub to beer-soaked arena. Featuring archive footage, behind-the-scenes access and interviews with current darting personalities such as Michael van Gerwen, Gary Anderson and Raymond van Barneveld, the film traces the sport's evolution from humble beginnings through to the glamorous heyday of the 1980s and on into the lucrative professional era.

If your bedroom has become too small a stage for your air guitar antics, take inspiration from the competitors featured here as they battle their way from the inaugural U.S. Air Guitar Championship to the world championship in Oulu, Finland. Along the way, filmmaker Alexandra Lipsitz documents the fierce rivalries that develop as would-be rock legends vie for top honors in technical accuracy, stage presence and "airness."

A compilation of interviews, rehearsals and backstage footage of Michael Jackson as he prepared for his series of sold-out shows in London.