20 Most Shocking Unsolved Crimes

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.

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.

Torture chambers, acid vats, greased chutes and gassing rooms were just some of the devices of death designed by the Torture Doctor, H.H. Holmes in his castle of horrors. Follows Holmes' entire life as a criminal mastermind.

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

A chef's life is upended when a jet-setting, champagne-sipping, hotel-hopping woman claims to be his long-lost mother. This documentary reveals the untold story.

A documentary of the decline of America, composed of archival material and exclusive footage, carnage, madness, and mayhem with an unapologetic sincerity on the factual depiction of violence in the industrialized nation of the United States. Featuring a juxtaposition of detailed accounts of terrible acts, brutal behavior, and interviews from experts and convicted killers alike.

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

Set in a gritty and decadent 1970s America, American Boogeyman follows the elusive and charming killer and the manhunt that brought him to justice involving the detective and the FBI rookie who coined the phrase ‘serial killer’.

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.

In this true-crime documentary, a charismatic rebel in 1990s Seattle pulls off an unprecedented string of bank robberies straight out of the movies.

When notorious criminal Jacob Sternwood is forced to return to London, it gives detective Max Lewinsky one last chance to take down the man he's always been after.

The line between justice and revenge blurs when a devastated family uses social media to track down the people who killed 24-year-old Crystal Theobald.

Single father and former cop Tom Cutler has an unusual occupation: he cleans up death scenes. But when he's called in to sterilize a wealthy suburban residence after a brutal shooting, Cutler is shocked to learn he may have unknowingly erased crucial evidence, entangling himself in a dirty criminal cover-up.

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

Through raw, revealing footage and interviews with fugitive tech pioneer John McAfee, this documentary uncovers new layers of his wild years on the run.

Days after 9/11, letters containing fatal anthrax spores spark panic and tragedy in the US. This documentary follows the subsequent FBI investigation.

Walker investigates a murder connected with a missing government weapon. In addition, he tries to track down a teen on the run from a crime syndicate.

Levon Cade left behind a decorated military career in the black ops to live a simple life working construction. But when his boss's daughter, who is like family to him, is taken by human traffickers, his search to bring her home uncovers a world of corruption far greater than he ever could have imagined.

An interpol agent and an attorney are determined to bring one of the world's most powerful banks to justice. Uncovering money laundering, arms trading, and conspiracy to destabilize world governments, their investigation takes them from Berlin, Milan, New York and Istanbul. Finding themselves in a chase across the globe, their relentless tenacity puts their own lives at risk.

During a murder hunt game at a country house, to which Hercule Poirot is invited as an "expert", a real murder occurs.