The Columbine Massacre: In the Killer's Mind

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

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.

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.

A teen slams her car into a building, killing her boyfriend and his friend. What seems like a tragic accident becomes a murder case.

When Lonnie Franklin Jr. was arrested in South Central Los Angeles in 2010 as the suspected murderer of a string of young black women, police hailed it as the culmination of 20 years of investigations. Four years later documentary filmmaker Nick Broomfield took his camera to the alleged killer’s neighborhood for another view.

Documentary filmmaker Amy Berg investigates the life of 30-year pedophile Father Oliver O'Grady and exposes the corruption inside the Catholic Church that allowed him to abuse countless children. Victims' stories and a disturbing interview with O'Grady offer a view into the troubled mind of the spiritual leader who moved from parish to parish gaining trust ... all the while betraying so many.

New exclusive access and never before heard testimony gives a unique insight into the mind of America's most notorious serial killer, Ted Bundy. Breathtaking archive from the time and the voice of Bundy himself, reveals the monster inside the man.

A journalist and a photographer set out to memorialize the bedrooms left behind by children killed in school shootings.

This documentary examines the 1999 London bombings that targeted Black, Bangladeshi and gay communities, and the race to find the far-right perpetrator. He terrorized a city, seeking to ignite a race war but justice was served by those who wouldn't let his hate win.

Set within the stark Icelandic landscape, OUT OF THIN AIR examines the 1976 police investigation into the disappearance of two men in the early 1970s.

A new documentary by filmmaker-photographer Raymond Depardon – where justice and psychiatry meet.

When Juan Catalan is arrested for a murder he insists he didn't commit, he builds his case for innocence around unexpected raw footage.