Cast & creator
John Prosky
Best known for The Mentalist, Grey's Anatomy, CSI: Crime Scene Investigation
39
film credits
66
television credits
105
1986–2025 · acting roles
6.7
average across scored titles
Signature credits
Known for
Across film & television
Filmography (105)
Showing 105 of 105 credits
The Mentalist
Dr. Evan Quick
2008
Grey's Anatomy
Mr. Singleton
2005
CSI: Crime Scene Investigation
ADA Vanderpool
2000
NCIS
Carl Dalton
2003
American Horror Story
Production Legal Team
2011
House
Dr. Bergin
2004
24
Dr. George Ferragamo
2001
JAG
Stewart Grossman
1995JAG
Jon Barrow
1995
Charmed
Congressman
1998
The West Wing
Aide
1999
Stargate SG-1
Malchus
1997
Frasier
Preston
1993
Star Trek: Voyager
Otrin
1995
Beverly Hills, 90210
Duke Weatherill
1990
Fringe
Captive Observer
2008
Chicago Hope
Bart Simon
1994
Heroes
Principal
2006
The Closer
Mr. Banks
2005
CSI: NY
Museum Administrator
2004
Star Trek: Deep Space Nine
Brathaw
1993
Scandal
Senator Gibson
2012
Medium
Tom Van Dyke
2005
Nip/Tuck
Glen Easley
2003
ER
Mr. Brooks
1994
The Practice
Mitchell Kravits
1997
Numb3rs
Kyle Holtzman
2005
Crossing Jordan
Keene's Lawyer
2001
NYPD Blue
Robert Horowitz
1993
Touched by an Angel
Greg Hatcher
1994
Boston Legal
Attorney Walt Devlin
2004
True Blood
Duke Smith
2008True Blood
David Finch
2008
Private Practice
Jerry Murphy
2007
My Name Is Earl
Mr. Stevens
2005
Veronica Mars
Ethan Lavoie
2004
Brothers and Sisters
Ron Robinson
2006
Revenge
Brenda Evans / Oscar Chapman
2011
The Fosters
Dr. Danville
2013
The Bernie Mac Show
Father
2001
Profiler
Salinger
1996
Moesha
Professor Ward
1996
Beyond Belief: Fact or Fiction
Earl Potter (segment "Scribbles")
1997
American Dreams
Councilman Marv Acker
2002
Felicity
Dr. Stern
1998
Just Shoot Me!
Norman
1997
Perry Mason
Walter Crippen
2020
The Jamie Foxx Show
Lottery Official
1996
Touch
Lawrence Pearl
2012
Murder One
Mark Smith, Esq.
1995
Marvel's Agent Carter
Walt Cooper
2015
FlashForward
Mr. Dunkirk
2009
Law & Order: LA
Dr. Gouldin
2010
Eli Stone
Alan Cooke
2008
Found
Kirk Jacobs
2023
Brooklyn South
Mr. Bloomford
1997
Eleventh Hour
Chase Coleman
2008
A.I. Artificial Intelligence
Mr. Williamson
2001
My So-Called Life
Ted
1994
Titus
Dr. Meighan
2000
Suits LA
Fred
2025
Hulk
Atheon Technician
2003
Oliver Beene
David
2003
Ouija: Origin of Evil
Doctor Fuller
2016
Bob
1992
Straight Outta Compton
Young Doctor
2015
Related
Dr. Gorenberg
2005
The Nutty Professor
Doctor
1996
The Gates
Lloyd Foster
2010
Peacemakers
Tipton
2003
Please Stand By
Hospital Administrator
2018
The Devil Inside
Father Christopher Aimes
2012
The Phantom
Cycle Cop
1996
Fire Down Below
Aide #1
1997Second Time Around
Mr. Seabrooks
2004
Bringing Down the House
Male Commentator
2003
Lost Souls
Orderly
2000
Bowfinger
MindHead Executive
1999
The Last Shot
Hotel Manager
2004
Gone But Not Forgotten
Wayne Turner
2005
Goodbye Lover
Forensic Cop
1999
Permanent Midnight
Cop
1998
Brown's Requiem
Larkin
1998
Flight of Black Angel
Controller
1991
In the Line of Duty: A Cop for the Killing
Don
1990
The Way You Look Tonight
Dad - Richard
2019
Heart of the Beholder
Reverend Brewer
2005
Cock & Bull Story
Tom O'Malley
2003
The Advanced Guard
Alpha the Alien Commander
1998
Sketch Artist II: Hands That See
Sherman Bochs
1995
Radio Free Albemuth
Dr. Goldfarb
2010
Just Peck
Dr. Lipschitz
2011Derek & Simon: A Bee and a Cigarette
Concierge
2006
Late for Dinner
Officer Tom Bostich
1991
K-11
Simon Schwartz
2013
Interceptor
Collins
1992
A Case of Deadly Force
Phil Cochran
1986
The Housekeeper
Husband
1998
Groom Lake
Hester Dealt
2002
Final Mission
Sergeant Wyatt
1994
The Dukes
Brad
2007
An American Daughter
Tom Reynolds
2000
The Cold Equations
Markham
1996
Forgotten Sins
Polygraph Technician
1996
The Park Bench
Professor McIntyre
2015