Mark Harmon
Biography
Movies 48
Fear and Loathing in Las Vegas
as Magazine Reporter
1998
Freaky Friday
as Ryan
2003
Natural Born Killers
as Mickey Knox in TV
1994
Freakier Friday
as Ryan
2025
Wyatt Earp
as Sheriff Johnny Behan
1994
Justice League: Crisis on Two Earths
as Superman (voice)
2010
Summer School
as Freddy Shoop
1987
The Presidio
as Jay Austin
1988
Chasing Liberty
as James Foster
2004
Crossfire Trail
as Bruce Barkow
2001
The Last Supper
as Dominant Male
1995
Let's Get Harry
as Harry
1986
Weather Girl
as Dale
2009
Beyond the Poseidon Adventure
as Larry Simpson
1979
The Deliberate Stranger
as Ted Bundy
1986
Magic in the Water
as Jack Black
1995
Cold Heaven
as Alex Davenport
1992
Prince of Bel Air
as Robin Prince
1986
Comes a Horseman
as Billy Joe Meynert
1978
Dear America: Letters Home from Vietnam
as (voice)
1987
Casualties
as Tommy Nance
1997
Tuareg: Desert Warrior
as Gacel Sayah
1984
Local Boys
as Jim Wesley
2002
Sweet Bird of Youth
as Chance Wayne
1989
Certain Prey
as Lucas Davenport
2011
And Never Let Her Go
as Thomas Capano
2001
Little Mo
as Norman Brinker
1978
Stealing Home
as Billy Wyatt
1988
Eleanor and Franklin: The White House Years
as Robert Dunlap
1977
For All Time
as Charles Lattimer
2000
After the Promise
as Elmer Jackson
1987
NCISverse: The First 1,000
as Self
2024
Fourth Story
as David Shepard
1991
The Amati Girls
as Lawrence
2001
Dillinger
as John Dillinger
1991
I'll Remember April
as John Cooper
1999
Intimate Agony
as Tommy
1983
Worth Winning
as Taylor Worth
1989
The First to Go
as Jeremy Hampton
1997
Flamingo Road
as Fielding Carlyle
1980
Shadow of a Doubt
as Charles Spencer
1991
Till There Was You
as Frank Flynn
1991
Original Sins
as Johnathan Franye
1995
Getting Married
as Howie Lesser
1978
Sonic Boom
as Student Controller
1974
Intimate Portrait: Pam Dawber
as Self
2002
Long Road Home
as Ertie Robertson
1991
The Wild
as Self
2019TV Shows 57
The Kelly Clarkson Show
as Self
2019
Family Guy
as Leroy Jethro Gibbs (voice)
1999
The Tonight Show Starring Johnny Carson
as Self
1962
NCIS
as Leroy Jethro Gibbs
2003
The Late Show with Stephen Colbert
as Self - Guest
2015
Saturday Night Live
as Self - Host
1975
The View
as Self
1997
The Late Late Show with James Corden
as Self
2015
Jimmy Kimmel Live!
as Self
2003
The West Wing
as Simon Donovan
1999
JAG
as Leroy Jethro Gibbs
1995
The Tonight Show with Jay Leno
1992
The Love Boat
as Doug Bradbury
1977
Golden Globe Awards
as Self - Nominee
1944
Golden Globe Awards
as Self
1944
Chicago Hope
as Jack McNeil
1994
Adam-12
as Officer Gus Corbin
1968
NCIS: New Orleans
as Leroy Jethro Gibbs
2014
Emergency!
as Ofcr. Dave Gordon
1972
St. Elsewhere
as Robert Caldwell
1982
Laverne & Shirley
1976
Laverne & Shirley
as Victor
1976
NCIS: Origins
as Older Leroy Jethro Gibbs (voice) (uncredited)
2024
NCIS: Origins
as Older Leroy Jethro Gibbs
2024
The Tony Danza Show
as Self
2004
Moonlighting
as Sam Crawford
1985
Police Woman
as Stanski
1974
Police Woman
as Paul Donin
1974
The Bonnie Hunt Show
as Self
2008
Entertainment Tonight
as Self
1981
The Megan Mullally Show
as Self - Guest
2006
The Legend of Tarzan
as Bob Markham (voice)
2001
The Arsenio Hall Show
as Self
2013
The Hardy Boys / Nancy Drew Mysteries
1977
Steve Harvey
as Self
2012
From the Earth to the Moon
as Wally Schirra
1998
The Rosie O'Donnell Show
as Self
1996
Reasonable Doubts
as Det. Dicky Cobb
1991
Flamingo Road
as Field Carlyle
1981
Centennial
as Captain John McIntosh
1978
Delvecchio
as Ronnie Striker
1976
240-Robert
as Thib Thibideaux
1979
Hallmark Hall of Fame
as Charles
1951
Stand Up to Cancer
as Self
2008
All's Fair
1976
Harts of the West
1993
Charlie Grace
as Charlie Grace
1995
The American West
as Self
2016
All or Nothing: The Michigan Wolverines
as Narrator (voice)
2018
Strangers
as Mark
1996
Goliath Awaits
as Peter Cabot
1981
The Dream Merchants
as Johnny Edge
1980
Joe Montana: Cool Under Pressure
as Self - Narrator (voice)
2022
The Deliberate Stranger
as Ted Bundy
1986
And Never Let Her Go
as Thomas Capano
2001
Ozzie's Girls
1973
Sam
as Mike Breen
1978