Titanic: The Nightmare and the Dream

With a team of the world's foremost historic and marine experts as well as friend Bill Paxton, James Cameron embarks on an unscripted adventure back to the wreck of the Titanic where nearly 1,500 souls lost their lives almost a century ago.

For the 20th anniversary of "Titanic," James Cameron reopens the file on the disaster.

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.

James Cameron and Simcha Jacobovici go on an adventure to find the lost city of Atlantis by using Greek philosopher Plato as a virtual treasure map.

When Allied forces liberated the Nazi concentration camps in 1944-45, their terrible discoveries were recorded by army and newsreel cameramen, revealing for the first time the full horror of what had happened. Making use of British, Soviet and American footage, the Ministry of Information’s Sidney Bernstein (later founder of Granada Television) aimed to create a documentary that would provide lasting, undeniable evidence of the Nazis’ unspeakable crimes. He commissioned a wealth of British talent, including editor Stewart McAllister, writer and future cabinet minister Richard Crossman – and, as treatment advisor, his friend Alfred Hitchcock. Yet, despite initial support from the British and US Governments, the film was shelved, and only now, 70 years on, has it been restored and completed by Imperial War Museums under its original title "German Concentration Camps Factual Survey".

A look behind the lens of Christopher Nolan's space epic.

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.

A young linguist named Milo Thatch joins an intrepid group of explorers to find the mysterious lost continent of Atlantis.

Martin Scorsese's documentary intertwines footage from The Band's incredible farewell tour with probing backstage interviews and featured performances by Eric Clapton, Bob Dylan, Joni Mitchell, Van Morrison, and other rock legends.

Over seven decades, actor and activist George Takei journeyed from a World War II internment camp to the helm of the Starship Enterprise, and then to the daily news feeds of five million Facebook fans. Join George and his husband, Brad, on a wacky and profound trek for life, liberty, and love.

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.

Those who knew iconic funnyman John Candy best share his story, in their own words, through never-before-seen archival footage, imagery, and interviews.

This special explores the return of Obi-Wan Kenobi and Anakin Skywalker to the screen, as well as Ewan McGregor and Hayden Christensen to their classic roles. Director Deborah Chow leads the cast and crew as they create new heroes and villains that live alongside new incarnations of beloved Star Wars characters, and an epic story that dramatically bridges the saga films.

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

A documentary exploring the legacy of Star Trek: Deep Space Nine, the reasons it went from the black sheep of Star Trek to a beloved mainstay of the franchise, and a brainstorm with the original writers on what a theoretical eighth season of the show could look like.

Stars of "The Walking Dead," Andrew Lincoln and Danai Gurira, walk down memory lane and visit iconic locations where pivotal moments between their characters, Rick and Michonne, were filmed.

Diaries, audiotapes, videotapes and testimonials from friends and colleagues offer insight into the life and career of Gilda Radner -- the beloved comic and actress who became an icon on Saturday Night Live.

Deep Blue is a major documentary feature film shot by the BBC Natural History Unit. An epic cinematic rollercoaster ride for all ages, Deep Blue uses amazing footage to tell us the story of our oceans and the life they support.

Documentary of the making of the sequel to the popular Schwarzenegger film, The Terminator.

Various MGM stars from yesterday present their favorite musical moments from the studio's 50 year history.