Park Dietz
Acting
10
Acting Credits
Biography
Park Elliot Dietz (born 1948) is a forensic psychiatrist who has consulted or testified in many of the highest profile US criminal cases including Joel Rifkin, Arthur Shawcross, Jeffrey Dahmer, The Unabomber, Richard Kuklinski, the Beltway sniper attacks, and Jared Lee Loughner. He came to national prominence in 1982 during his five days of testimony as the prosecution’s expert witness in the trial of John Hinckley, Jr., for his attempted assassination of President Reagan on March 30, 1981. Then...
Known For
First Tuesday
Conversations with a Killer: The Jeffrey Dahmer Tapes
Self - Forensic Psychiatrist
Crazy, Not Insane
Self - Forensic Psychiatrist
Jeffrey Dahmer: Mind of a Monster
Self - Forensic Psychiatrist
Starsuckers
Self - Forensic Psychiatrist
The Iceman and the Psychiatrist
Self
Death of a Fantastic Machine
Self (archive footage)
Acts of Violence
Self - Psychiatrist
Filmography
Death of a Fantastic Machine
2025
as Self (archive footage)
Conversations with a Killer: The Jeffrey Dahmer Tapes
2022
as Self - Forensic Psychiatrist
Jeffrey Dahmer: Mind of a Monster
2020
as Self - Forensic Psychiatrist
Crazy, Not Insane
2020
as Self - Forensic Psychiatrist
The Virgin Killer
2014
as Self - Forensic Psychiatrist
Campus Killer: Santa Barbara
2014
as Self - Forensic Psychiatrist
Starsuckers
2009
as Self - Forensic Psychiatrist
The Iceman and the Psychiatrist
2004
as Self
Acts of Violence
1985
as Self - Psychiatrist
First Tuesday
1983