Criminal psychologist Tim Watson-Munro and criminal anthropologist Dr Xanthe Mallett join Michael Usher to delve into the minds of some of the world's worst psychopaths, narcissists and sociopaths to unravel the real reasons behind their chilling crimes. Cases include Dalia Dippolito, Jerrod Murray, Fiona Barbieri and Ivan Milat.

See omnystudio.com/listener for privacy information.