Birthday
1951/09/02 (73 years old)
Gender
Male
Place of Birth
Burbank, California, USA
Also know as
Thomas Mark Harmon, مارک هارمون, مارک هارمُن
Thomas Mark Harmon (born September 2, 1951) is an American actor, producer and director. He is known for playing the lead role of Leroy Jethro Gibbs on NCIS (2003-2021), a role which has earned him six nominations at the People's Choice Awards including a win for Favorite TV Crime Drama Actor in 2017. Since 2008, he has also been a producer and executive producer of the show as well as its' spinoff series NCIS: New Orleans. His character of NCIS special agent Leroy Jethro Gibbs was introduced in...Read more
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(1998) Fear and Loathing in Las Vegas
as Magazine Reporter
(2003) Freaky Friday
as Ryan
(1995) Original Sins
as Johnathan Franye
(2010) Justice League: Crisis on Two Earths
as Clark Kent / Superman (voice)
(1979) Beyond the Poseidon Adventure
as Larry Simpson
(1988) The Presidio
as Jay Austin
(1995) Magic in the Water
as Jack Black
(1994) Wyatt Earp
as Sheriff Johnny Behan
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as Taylor Worth
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as Billy Wyatt
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as Dominant Male
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as Bruce Barkow
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as Billy Joe Meynert
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as Mr. Freddy Shoop
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as (voice)
(2002) Local Boys
as Jim Wesley
(2009) Weather Girl
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as Charles Lattimer
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(1991) Long Road Home
as Ertie Robertson
(1997) Casualties
as Tommy Nance
(1991) Till There Was You
as Frank Flynn
(1986) Let's Get Harry
as Harry
(1980) Flamingo Road
as Fielding Carlyle
(1991) Fourth Story
as David Shepard
(1978) Little Mo
as Norman Brinker
(2024) NCISverse: The First 1,000
as Self
(2025) Freakier Friday
as Ryan
(1994) Natural Born Killers
as Mickey Knox in TV
(1997) The First to Go
as Jeremy Hampton
(1974) Sonic Boom
as Student Controller
(2019) The Wild
as Self
(1999) I'll Remember April
as John Cooper
(2004) Chasing Liberty
as James Foster
(2001) The Amati Girls
as Lawrence
(2002) Intimate Portrait: Pam Dawber
as Self
(1982) St. Elsewhere
as Robert Caldwell
(2004) The Tony Danza Show
as Self
(2003) Jimmy Kimmel Live!
as ---
(1996) The Rosie O'Donnell Show
as Self
(1977) The Love Boat
as Doug Bradbury
(2001) The Legend of Tarzan
as Bob Markham (voice)
(1985) Moonlighting
as Sam Crawford
(1981) Flamingo Road
as ---
(1997) The View
as Self
(1979) 240-Robert
as Thib Thibideaux
(1992) The Tonight Show with Jay Leno
as ---
(1977) The Hardy Boys / Nancy Drew Mysteries
as ---
(1998) From the Earth to the Moon
as Wally Schirra
(1976) Laverne & Shirley
as ---
(1976) All's Fair
as ---
(2003) NCIS
as Leroy Jethro Gibbs
(1995) JAG
as Leroy Jethro Gibbs
(1978) Centennial
as Captain John McIntosh
(1951) Hallmark Hall of Fame
as Charles
(1994) Chicago Hope
as Jack McNeil
(1974) Police Woman
as ---
(1991) Reasonable Doubts
as Det. Dicky Cobb
(1978) Sam
as Mike Breen
(1993) Harts of the West
as ---
(1995) Charlie Grace
as Charlie Grace
(1980) The Dream Merchants
as Johnny Edge
(1973) Ozzie's Girls
as ---
(2008) The Bonnie Hunt Show
as Self
(1975) Saturday Night Live
as Self - Host
(1999) The West Wing
as Simon Donovan
(2015) The Late Late Show with James Corden
as Self
(1968) Adam-12
as Officer Gus Corbin
(1981) Goliath Awaits
as Peter Cabot
(2016) The American West
as Self
(1974) Police Woman
as Stanski
(2019) The Kelly Clarkson Show
as Self
(1962) The Tonight Show Starring Johnny Carson
as Self
(2018) All or Nothing: The Michigan Wolverines
as Narrator (voice)
(2014) NCIS: New Orleans
as Leroy Jethro Gibbs
(2013) The Arsenio Hall Show
as Self
(1981) Entertainment Tonight
as Self
(1976) Delvecchio
as Ronnie Striker
(1999) Family Guy
as Leroy Jethro Gibbs (voice)
(2001) And Never Let Her Go
as Thomas Capano
(2022) Joe Montana: Cool Under Pressure
as Self - Narrator (voice)
(2006) The Megan Mullally Show
as Self - Guest
(1944) Golden Globe Awards
as Self - Nominee
(2024) NCIS: Origins
as Older Leroy Jethro Gibbs (uncredited)
(2024) NCIS: Origins
as Older Leroy Jethro Gibbs (voice) (uncredited)
(1944) Golden Globe Awards
as Self
(1972) Emergency!
as Ofcr. Dave Gordon