What drives lone actors to carry out mass casualty attacks? And could understanding them be the key to preventing the next tragedy? This week, Forensic Psychologist Dr Nathan Brooks joins Tim & Xanthe to unpack the research in his new book - ‘Mass Casualty: The Rise of Lone Actors’ - exposing surprising truths behind their motives and methods. From hidden warning signs to chilling case studies, he dissects what really sets these individuals apart.

The Murders Of Karlie & Khandalyce
32:24

Forgery & Foul Play: Who Killed Les Ball?
37:16

Mr Rent-A-Kill: The Underworld Hitman Who Disappeared
38:57