After 34 years in the police and 25 years in homicide, Detective Inspector (retd) Gary Jubelin is tracking down the detectives who inspire him, criminologists, lawyers, forensic experts and the odd hardcore criminal - to extract their tricks of the trade. Gary's guests reveal the untold true stories of Australia’s most terrifying crimes and insights into the criminal underworld that will leave you fascinated, on the edge of your seat and horrified in equal measure.