Acting · Cincinnati, Ohio, USA · Born May 1, 1950
John Diehl (born May 1, 1950) is an American character actor with over 150 credits to his name in film and television. He is best known for his roles as Charles Kawalsky in the 1994 film Stargate, Det. Larry Zito on the 1980s cop show Miami Vice, Assistant Chief Ben Gilroy on The Shield, and as "the Cruiser" in Stripes. His other notable roles include Pvt. Bucklin, the spokesman of the 2nd Maine mutineers in Gettysburg, Cooper in Jurassic Park III (2001), as G. Gordon Liddy in the Oliver Stone movie Nixon, the Klansman informant ("Mickey Mouse") in A Time to Kill, and as Keith, a credit card company supervisor in Mo Money. He also appeared as the spirit of Harley Earl in a series of commercials for Buick. He was born in Cincinnati, Ohio, and graduated from St. Xavier High School in 1968. For a time, he flirted with a professional boxing career, leaving Miami Vice to pursue it.
MovieTrain Dreams
2025
as Billy
MovieJohn Candy: I Like Me
2025
as Self - Actor, Stripes (archive footage)
MovieArmageddon Time
2022
as Fred Trump
TVDark Winds
2022
as B.J. Vines
MovieLa Sirena
2020
as Nino
MovieSerpent in the Bottle
2020
as Marvin Decker
TVCastle Rock
2018
as John
MovieOut of the Wild
2017
as Henry McBride
TVSnowfall
2017
as Colonel Robert McDonald
MovieThe North Star
2016
as Master Anderson
MovieForever
2015
as Neil
MovieA Long Way Off
2014
TVAlmost Human
2013
as Edward Kennex
MovieSingularity Principle
2013
as Jack Brenner
MovieApartment 1303 3D
2012
as Detective
MovieThe Obama Effect
2012
as Steve Warren
TVScandal
2012
as Ray Dwyer
MovieBurn Notice: The Fall of Sam Axe
2011
as Rear Admiral Lawrence
MovieNatural Selection
2011
as Abe
MovieRoad to Nowhere
2010
as Bobby Billings
TVRizzoli & Isles
2010
as Arthur Dunbar
MovieDrifter: Henry Lee Lucas
2009
as Sheriff Larabie
MovieFollow the Prophet
2009
as Ted
TVLie to Me
2009
as Charlie Everett
MovieThe Lucky Ones
2008
as Tom Klinger
TVWomen's Murder Club
2007
MovieThe Far Side of Jericho
2006
as Cash Thornton
MovieThe House Is Burning
2006
as Mr. Garson
TV★ 9.0Friday Night Lights
2006
as Richard Sherman
TVJericho
2006
as Governor Trader
MovieJesse Stone: Death in Paradise
2006
as Jerry Snyder
MovieHidden Places
2006
as Frank Wyatt
MovieDown in the Valley
2005
as Steve
TVPoint Pleasant
2005
as David Burke
MovieLand of Plenty
2004
as Paul
MovieI Pass for Human
2004
as Ex-husband
TVCold Case
2003
as Isaac Keller
Dragnet: Sticks and Stones
2003
as Dr. Rupert Miles
MovieBookies
2003
as Vincent
MovieTully
2002
as Mal "Mac" MacAvoy
TVWithout a Trace
2002
as Doyle
TVThe Shield
2002
as Assistant Chief Ben Gilroy
TVThe Guardian
2001
as Fortunato
MovieFalling Like This
2001
as Eddie Gallagher
MovieJurassic Park III
2001
as Cooper
MoviePearl Harbor
2001
as Senior Doctor
MovieThe Zeros
2001
as Burl
MovieLost Souls
2000
as Henry Birdson
TVStrong Medicine
2000
as Mr. Lawson
MovieFail Safe
2000
as Col. Cascio
MovieAnywhere but Here
1999
as Jimmy
TVThe West Wing
1999
as Claypool
TVGet Real
1999
as Harris Forman
MoviePurgatory
1999
as Badger
MovieThe Hi-Lo Country
1998
as Les Birk
MovieMonument Ave.
1998
as Digger
MovieThe Rat Pack
1998
as Joe DiMaggio
MovieAmanda & the Alien
1998
as Colonel Rosencrans
MovieMost Wanted
1997
as Police Captain
MovieThe End of Violence
1997
as Lowell
MovieFire Down Below
1997
as Frank Elkins
MovieCon Air
1997
as Poe's Lawyer (uncredited)
MovieCasualties
1997
as Polito
MovieFemale Perversions
1996
as Jake Rock
TVProfiler
1996
as Toby 'The Wick' Wood
TVThe Pretender
1996
as Sheriff Delmont
MovieFoxfire
1996
as Mr. Buttinger
TVE! True Hollywood Story
1996
MovieA Time to Kill
1996
as Tim Nunley
MovieManagua
1996
TVNash Bridges
1996
as Albert foss
MovieThe Destiny of Marty Fine
1996
as Deke
MovieThe Grave
1996
as J.C. Cole
MovieNixon
1995
as Gordon Liddy
MovieThree Wishes
1995
as Leland's Dad
MovieMind Ripper
1995
as Alex
TVJAG
1995
as Jack Raglan
MovieBuffalo Girls
1995
as General Custer
TVThe Outer Limits
1995
as Joe
MovieStargate
1994
as Lieutenant Kawalsky
TVER
1994
as Johnson's Son
MovieThe New Age
1994
as Lyle
MovieThe Client
1994
as Jack Nance
MovieAlmost Dead
1994
as Eddie Herbek
MovieGettysburg
1993
as Pvt. Bucklin
MovieThe Paint Job
1993
as Father
MovieRemote
1993
as Delbert McCoy
TVNYPD Blue
1993
as Joe brady
TVThe X-Files
1993
as Wilson Pinker Rawls
TVThe John Larroquette Show
1993
as Chris
MovieFalling Down
1993
as Dad (Back Yard Party)
MovieMikey
1992
as Neil Trenton
MovieMo' Money
1992
as Keith Heading
MovieMotorama
1991
as Phil
MovieA Climate for Killing
1991
as Wayne Paris
MovieWhore
1991
as Derelict
Eddie Dodd
1991
MovieKickboxer 2: The Road Back
1991
as Jack
MovieThe Dark Side of the Moon
1990
as Philip Jennings
MovieCool Blue
1990
as Clayton
MovieMadHouse
1990
as Fred
TVMonsters
1988
as Miles Magnus
MovieGlitz
1988
as Teddy Magyk
TVIn the Heat of the Night
1988
as John sevrance
MovieWalker
1987
as Stebbins
TVBeauty and the Beast
1987
as Vernon Toulane
MovieWhite of the Eye
1987
as Mr Dupree
MovieThe Hanoi Hilton
1987
as Murphy
TVL.A. Law
1986
as Kevin Delahanty
MovieMiami Vice: Brother's Keeper
1984
as Det. Larry Zito
TVMiami Vice
1984
as Larry Zito
MovieAngel
1984
as The Killer
MovieD.C. Cab
1983
as Head Kidnapper
MovieNational Lampoon's Vacation
1983
as Assistant Mechanic
MovieJoysticks
1983
as Arnie
MovieHysterical
1982
as Taxi Driver
TVCagney & Lacey
1982
TVCassie & Co.
1982
as Gelson
MovieThe Ambush Murders
1982
as Ferguson
MovieLeon's Case
1982
as Leon Bernstein
TVFalcon Crest
1981
as Gus Wallach
MovieStripes
1981
as Cruiser
MovieEscape from New York
1981
as Punk
TVHill Street Blues
1981
MovieFalling in Love Again
1980
as Beaver (1940's)
A Cry for Love
1980
