Ten of Muhammad Ali's former rivals pay tribute to the three-time world heavyweight champion.

Artists in LA discover the work of forgotten Polish sculptor Stanislav Szukalski, a mad genius whose true story unfolds chapter by astounding chapter.

As boxing's popularity wanes, three fighters at different stages of their career make sacrifices to pursue their dreams of becoming champions.

JB Smoove and Martin Starr host a celebration of 20 years of "Spider-Man" movies, from the Sam Raimi trilogy to Marc Webb's movies and the trio from...

Behind-the-scenes documentary about how Lionel Messi succeeded in lifting the World Cup – the only trophy to have eluded him in an incredible...

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

Documentary filmmaker Frederick Wiseman takes us inside Northeast High School as a fly on the wall to observe the teachers and how they interact with...

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.

The life of Mr. Spock, as well as that of Leonard Nimoy, the actor who played him for almost fifty years, written and directed by his son: Adam.

A heartfelt documentary focusing on the day-to-day lives of professional wrestlers, some on the rise, some on the wane, and others fighting for their...