
An in-depth look at some of the world's most dangerous murderers.

Exploring a case highlighting the many dangers of online grooming; on 17 February 2014, fourteen-year-old Breck Bednar was lured to a London flat before being killed by a fellow teenager.

A traffic stop revealed a body, exposing Joel Rifkin's deadly spree against vulnerable women.

A fugitive from the United States murders one British police officer and tries to kill two more, sparking a nationwide search.

Keith Jesperson, known as the Happy Face Killer, brutally killed at least eight women across five American states in the early 1990s.