Few killers have divided opinion like Aileen Wuornos. Having gunned down six people, she confessed, but it was not enough to save her.

Aileen Wournos

Peter Manuel & Stephen Griffiths

Nilsen murdered 15 young men whose bodies he sought to preserve as companions before dismembering their remains for disposal down the toilet.

Two British serial murderers killed a generation apart, but with a common goal - they killed to gain an infamy that had eluded them in normal life.

Pickton was a pig farmer who killed 49 women before feeding them to his hogs. He was caught when an undercover police officer posed as a cellmate.

Ridgway remains one of the most prolific murderers in U.S. history, even killing prostitutes while his young son waited in the back of his car.

Docu-drama bringing to life the nerve-jangling audio confessions of some of the world's most notorious murders and serial killers.