What if the full story behind Australia's most notorious serial killer Ivan Milat has never been told? And what if more recent cases point to a copycat killer - or worse?
In this special series of Motive&Method, forensic scientist Dr Xanthe Weston and criminal psychologist Tim Watson-Munro take you inside a landmark parliamentary inquiry examining dozens of unsolved murders and disappearances.
From new evidence to long-overlooked links, Australia’s Killer Secrets explores the mysteries that continue to haunt a nation.

Series launches Wednesday June 10.