Serial Killers UK (2011)

Take a chilling journey to Snowtown, the South Australian town where one of the world's most heinous crimes took place, a serial killing truly unique to all others for one reason - the perpetrators believed they were doing the right thing.

December, 2006 saw Britain's biggest manhunt since the search for the Yorkshire Ripper. It all began with the discovery of the bodies of five murdered women in scattered locations near Ipswich in Suffolk.

The case of Marc Dutroux is one of the most shocking in Belgian history. While the crimes themselves are stomach churning, the inadequacy of the Belgian justice system could also be considered scandalous in the wake of an investigation which found Dutroux guilty of kidnap, torture and sexual abuse of children as young as eight years old.