Cast & creator
Brent Sexton
Best known for Law & Order: Special Victims Unit, The Mentalist, Grey's Anatomy
Brent Sexton (born August 12, 1967) is an American actor best known for his roles in the television series The Killing, Life and Deadwood. He has also guest-starred in several other television series, such as Justified, That's Life, Birds of Prey, and Judging Amy. His acting career began in 1989 on the television series B.L. Stryker. He has also appeared in several motion pictures, such as In the Valley of Elah, Flightplan, Radio, and A.I. Artificial Intelligence. In 2005, the movie Radio won a CAMIE Award and, in 2006, the cast of Deadwood was nominated for a SAG Award.
26
film credits
51
television credits
77
1993–2026 · acting roles
7.2
average across scored titles
Signature credits
Known for
Across film & television
Filmography (77)
Showing 77 of 77 credits
Law & Order: Special Victims Unit
Jim Turner
1999
The Mentalist
Doc Sinclair
2008
Grey's Anatomy
Jerry Frost
2005
CSI: Crime Scene Investigation
Mark Doyle
2000
Shameless
Patrick Gallagher
2011
Hawaii Five-0
Marvin Osweiler / Kyle Kane
2010
Chicago P.D.
Kenny Nolan
2014
24
Frank Davies
2001
The X-Files
Gravedigger
1993The X-Files
Steven Melnick
1993
Diagnosis: Murder
Mechanic
1993
Chicago Hope
Mary's Orderly
1994
Psych
Sheriff Becker
2006
Without a Trace
Paul Brown
2002
The Expanse
Cyn
2015
Magnum P.I.
James Harris
2018
Bosch
Carl Nash
2015
Will & Grace
Prison Guard
1998
Tracker
John Keaton
2024
Angel
Beat Cop
1999
3rd Rock from the Sun
Duke
1996
Weeds
Cliff Haskel
2005
Hacks
Michael
2021
Station 19
Gerry
2018
The Shield
Paul Fets
2002
V.I.P.
Koster
1998
Lie to Me
Thomas Fletcher
2009
Justified
Hunter Mosley
2010
The Guardian
Tom Burke
2001
Boston Public
Calvin Scott
2000
Profiler
Car's Driver
1996
Designated Survivor
Gabriel Thompson
2016
American Crime Story
Dick Morris
2016
7th Heaven
Security Guard
1996
The Killing
Stanley Larsen
2011
MINDHUNTER
Garland Periwinkle
2017
NCIS: Origins
Jim Miller
2024
Deadwood
Harry Manning
2004
Life
Robert 'Bobby' Stark
2007
God Friended Me
Ray Nicolette
2018
Jack & Jill
Heffer
1999
The Paper
2025
A.I. Artificial Intelligence
Russell
2001
American Crime
Tommy
2015
Surface
Bud
2005
Unbelievable
Al
2019
The Madison
Scott Waverly
2026
Special Unit 2
Edwards
2001
Birds of Prey
Detective McNally
2002
Vanilla Sky
Security Guard
2001
Dream Corp LLC
Patient 88's Father (voice)
2016
Radio
Honeycutt
2003
The Specialist
Manny
1994
Ironside
Gary Stanton
2013
In the Valley of Elah
Lt. Burke
2007
The Belko Experiment
Vince Agostino
2017
Flightplan
Elias
2005
The Glass House
Mechanic
2001
Enough
FBI Agent
2002
Deadwood: The Movie
Harry Manning
2019
Paul T. Goldman
Royce Auditioner
2023
Irresistible
Mayor Braun
2020
Criminal
Ron
2004
Gigi & Nate
Sgt. Ellis
2022
Miranda's Victim
Sergeant Nealis
2023
W.
Joe O'Neill
2008
Double Take
NYPD Cop
2001
Zoe
Lonnie
2001
Hostage: A Love Story
Therapist
2009
Full Disclosure
Everett
2005
Within
Steven Lowe
2009
The Man Who Invented The Moon
Tommy
2003
Saving Jessica Lynch
Greg Lynch Sr.
2003
Runner
Simon
2015
Pants on Fire
Phil
2008
Plainsong
Bud Sealy
2004
LArceny
Vinnie
2004