Acting
Staged: Deadly Deception
as Self - Forensisch Psychologe
The Serial Killer's Apprentice
as Self
One Night in Idaho: The College Murders
as Self - DeSales University Professor (archive footage)
The Idaho Student Murders
as Self - Serial Killer Expert & Former Teacher of Bryan Kohberger (archive footage)
The Mysteries of Bradshaw Ranch: Aliens, Portals, and the Paranormal
as Self - Forensic Psychologist / Author
The Torso Killer Confessions
as Self - Forensic Psychologist
Sins of the Father: The Green River Killer
BTK: Confession of a Serial Killer
as Self - Author & Professor of Forensic Psychology
The Co-Ed Killer: Mind of a Monster
Becoming Evil: Serial Killers
The Mark of a Killer
American Monster
Your Worst Nightmare
Dennis Rader: The Bind and Torture Killer
Carl Panzram: The Spirit of Hatred and Vengeance
Albert Fish: In Sin He Found Salvation
Northern Mysteries
National Vampire
20/20
as Self - Professor of Forensic Psychology, DeSales University (archive footage)
