What if the full story behind Australia's most notorious serial killer Ivan Milat has never been told?
In episode one of this special series of Motive&Method, forensic scientist Dr Xanthe Weston and criminal psychologist Tim Watson-Munro break down the unsolved missing & murdered cases being re-examined in a landmark parliamentary inquiry.
Tim & Xanthe have been working for years, alongside family members, on many of these cases. Now they're being called to give their expert submissions, highlighting the evidence and potential links in some of the investigations. 

In Australia's Killer Secrets, Tim & Xanthe are taking you inside the hearings to explore the evidence -  talking to family, police and politicians - in this new search for answers in some of Australia's most enduring mysteries. 

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