Rol Aldığı Dizi ve Yapımlar (21)
Carl Panzram: The Spirit of Hatred and Vengeance
Self - Forensic Psychologist
2011
Sins of the Father: The Green River Killer
Self - Forensic Psychologist
2022
The Co-Ed Killer: Mind of a Monster
Self - Forensic Psychologist
2021
BTK: Confession of a Serial Killer
Self - Author & Professor of Forensic Psychology
2022
Albert Fish: In Sin He Found Salvation
Self - Forensic Psychologist
2007
The Mysteries of Bradshaw Ranch: Aliens, Portals, and the Paranormal
Self - Forensic Psychologist / Author
2024
National Vampire
Self
2006
The Serial Killer's Apprentice
Self
2025
The Idaho Student Murders
Self - Serial Killer Expert & Former Teacher of Bryan Kohberger (archive footage)
2025
BTK: Confession of a Serial Killer
Self - Forensic Psychologist
2022
The Torso Killer Confessions
Self - Forensic Psychologist
2023
Becoming Evil: Serial Killers
Self - Forensic Psychologist / Author
2019
The Mark of a Killer
Self - Forensic Psychologist
2019
En Kötü Kabusun
Self - Forensic Psychologist
2014
Amerikan Canavarı
Self - Forensic Psychologist
2016
One Night in Idaho: The College Murders
Self - DeSales University Professor (archive footage)
2025
20/20
Self - Professor of Forensic Psychology, DeSales University (archive footage)
1978
Northern Mysteries
Self
2006
Staged: Deadly Deception
Self - Forensisch Psychologe
2026
Crimes occultes
Self - Professor of Forensic Psychology
2016
Killer Kids
Self - Author of 'The Human Predator'
2011