National Geographic Presents: Mystery of the Romanovs

A string of threatening emails escalates into a revenge plot involving a newly married US marshal and his ex-girlfriend.

An inside look at one of the most anticipated movie sequels ever with James Cameron and cast.

Over 35 years after Bob Lazar's revelations, this documentary exposes secrets of a facility the government still denies. Featuring Lazar's testimony, recreations, and new evidence, it reopens a case that continues to spark global curiosity

Through deeply personal interviews with her siblings and an examination of the photographs, letters, and belongings left behind, Mariska assembles a new portrait of her mother Jayne Mansfield, an extraordinary and complex woman.

Legendary journalist Gay Talese unmasks a motel owner who spied on his guests for decades. But his bombshell story soon becomes a scandal of its own.

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.

Unravel the case of Utah therapist Jodi Hildebrandt, whose child abuse arrest with parenting YouTuber Ruby Franke exposed a twisted tale of manipulation.

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

Director Michael Apted revisits the same group of British-born adults after a 7 year wait. The subjects are interviewed as to the changes that have occurred in their lives during the last seven years.

Police pull over a woman who claims she just gave birth. But the baby — and the blood — aren't hers. Twisted lies unravel in this true-crime documentary.

In an intimate and joyful story of love in the face of loss, celebrated poets Andrea Gibson and Megan Falley find strength—and unexpected hilarity—in what might be their final year together.

The film follows adventurer Jeff Johnson as he retraces the epic 1968 journey of his heroes Yvon Chouinard and Doug Tompkins to Patagonia.

A documentary about the life and films of director John Ford.

Vulgar, taunting texts blow up the phones of a teen and her boyfriend. Who's sending them — and why? This twisty documentary reveals the shocking answer.

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

RETURN tells the story of a retired Green Beret who embarks on a healing journey from Montana to Vietnam. There he retraces his steps, shares his wartime experiences with his son, treats his Post-Traumatic Stress Disorder, and seeks out the mountain tribespeople he once lived with and fought alongside as a Special Forces officer.

Just two years away from turning 30, participants in Michael Apted's documentary series are facing serious questions of identity and purpose, wondering whether they've found their place in the world.

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.

In a crime-plagued neighborhood near Miami, brutal, bare-knuckled backyard fights give young men a chance to earn money -- and self-respect.

After the high-profile killing of Damilola Taylor, Cornelius' family move out of London. But when they discover their new town is run by racists, Cornelius takes a drastic step to survive.