A Killer's Mistake

Paul Hutchinson abducts, rapes and strangles Colette Aram in 1983, and an error leads to his arrest.

A look at how Nat Fraser's seemingly perfect plot to kill his wife was completely botched.

As a taxi driver in Charlottesville, Va., Jesse Matthew uses his job to target women on university campuses.

A sexual predator, Stephen Port found his victims online before luring them to his flat, spiking their drinks and rendering them utterly defenceless.

Rogue police officer Kent McGowen murders a woman in her home in 1992.

Police in Apache County suspect Willy Inman of murdering a boy and conduct a nine-hour interview, where he confesses to three murders.

On a cold London evening, Tony McCluskie discards a heavy suitcase in a canal; actress Gemma McCluskie ("EastEnders") is reported missing the next day.

Anthony Sowell begins preying on women in Cleveland.

Michael Danaher murders an Oxford book dealer and makes the mistake of forgetting to turn off a mobile phone.

Businessman Anxiang Du murders a family of four after losing a legal case.