Have we been visited by extraterrestrial beings? Did these "ancient aliens" contribute to the birth of human civilization? Do our ancient monuments contain evidence of their presence?

Scientists examine underground clues from over 250,000 years ago that raise questions about our early relatives — and what it truly means to be human.

This revealing documentary honors the legendary Sidney Poitier—iconic actor, filmmaker, and civil rights activist. Featuring interviews with Denzel Washington, Spike Lee, Halle Berry, and more.

The life and career of one of comedy's most inimitable modern voices, Mr. Gilbert Gottfried.

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 Jon Watts.

Al Pacino's deeply-felt rumination on Shakespeare's significance and relevance to the modern world through interviews and an in-depth analysis of "Richard III."

Martin Scorsese’s portrait of writer and social commentator Fran Lebowitz, celebrated for her sharp wit and observations on modern life. Filmed at New York’s Waverly Inn and intercut with archival footage and interviews, the documentary captures Lebowitz’s distinctive worldview through her spontaneous monologues and public appearances.

A comedic, brutally honest documentary following self-destructive TV writer Dan Harmon as he takes his live podcast on a national tour.

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 detailing the epic Rogues' Gallery of DC Comics from The Joker and Lex Luthor, Sinestro, Darkseid and more, this documentary will explore the Super Villains of DC Comics.

In the Realms of the Unreal is a documentary about the reclusive Chicago-based artist Henry Darger. Henry Darger was so reclusive that when he died his neighbors were surprised to find a 15,145-page manuscript along with hundreds of paintings depicting The Story of the Vivian Girls, in What is Known as the Realms of the Unreal, of the Glodeco-Angelinnian War Storm, Cased by the Child Slave Rebellion.

If you ever find yourself traveling down Interstate 49 through Missouri, try not to blink—you may miss Rich Hill, population 1,396. Rich Hill is easy to overlook, but its inhabitants are as woven into the fabric of America as those living in any small town in the country. This movie intimately chronicles the turbulent lives of three boys living in said Midwestern town and the fragile family bonds that sustain them.

A tribute to Chadwick Boseman, celebrating his life and legacy.

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

Oprah Winfrey talks with the exonerated men once known as the Central Park Five, plus the cast and producers who tell their story in "When They See Us."

The Captains is a feature-length documentary film written and directed by William Shatner. The film follows Shatner as he interviews the other actors who have portrayed starship captains in the Star Trek franchise.

Using the book 'Fragments', which collects Marilyn Monroe's poems, notes and letters, and with participation from the Arthur Miller and Truman Capote estates who have contributed more material, each of the actresses will embody the legend at various stages in her life.

Two years into an intergalactic invasion of Earth, survivors in Sydney, Australia, fight back in a desperate ground war. As casualties mount by the day, the resistance and their unexpected allies, uncover a plot that could see the war come to a decisive end. With the Alien invaders hell-bent on making earth their new home, the race is on to save mankind.

Documentary on psychedelic potash mines, expansive concrete seawalls, mammoth industrial machines, and other examples of humanity’s massive, destructive reengineering of the planet.

An alien narrates the story of his dying planet, his and his people's visitations to Earth and Earth's self-made demise, while human astronauts in space are attempting to find an alternate planet for surviving humans to live on.

This raucous journey into the heart of democracy captures an unusual rite of passage: 1,100 teenage boys from across Texas coming together to build a representative government from the ground up.