Person Details

Birthday:

Aliases: No known aliases

Gender: Male

Place of birth: Burbank, California, USA

Homepage:

Movie Involvements: 35

TV Involvements: 23


Most Famous Work

Biography

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 a guest starring role in two episodes of JAG, and continued on the spinoff show NCIS. He had a recurring role as Secret Service special agent Simon Donovan in a four-episode story arc in The West Wing in 2002, for which he received an Emmy Award nomination. One of his first national TV appearances (other than as an athlete) was in a commercial for Kellogg's Product 19 cereal with his father, Tom Harmon, its longstanding TV spokesman. Thanks to his sister Kristin's in-laws, Ozzie and Harriet Nelson, he landed his first job as an actor in an episode of Ozzie's Girls. He has been starring in television and film since the mid-1970s, after a career as a collegiate football player with the UCLA Bruins. He's been married to actress Pam Dawber since 1987 and they have 2 sons. His son, actor Sean Harmon, had a recurring role as a young Leeroy Jethro Gibbs on NCIS.

Most Famous Work

NCIS
Average
8

NCIS

(2003) Leroy Jethro Gibbs
JAG
Average
7

JAG

(1995) Leroy Jethro Gibbs
The West Wing
Average
8

The West Wing

(1999) Agent Simon Donovan
St. Elsewhere
Average
5

St. Elsewhere

(1982) Robert Caldwell
Chicago Hope
Average
7

Chicago Hope

(1994) Jack McNeil
Adam-12
Average
7

Adam-12

(1968) Officer Gus Corbin
Police Woman
Average
6

Police Woman

(1974) Stanski
The Legend of Tarzan
Average
7

The Legend of Tarzan

(2001) Bob Markham (voice)

Acting

Year Character Movie/Tv
2022 Self - Narrator
2019 Self
2018 Self - Narrator (voice)
2016 Self
2015 Self
2014 Leroy Jethro Gibbs
2011 Lucas Davenport
2010 Clark Kent / Superman (voice)
2009 Dale
2008 N/A
2006 N/A
2004 Self
James Foster
2003 Leroy Jethro Gibbs
Ryan
N/A
2002 Jim Wesley
2001 Bob Markham (voice)
John Cooper
N/A
Thomas Capano
Bruce Barkow
Lawrence
2000 Charles Lattimer
1999 Agent Simon Donovan
Leroy Jethro Gibbs (voice)
1998 Magazine Reporter
Wally Schirra
1997 Self
Tommy Nance
Jeremy Hampton
1996 Self
1995 Leroy Jethro Gibbs
N/A
Charlie Grace
Dominant Male
Jack Black
Johnathan Franye
1994 Jack McNeil
Mickey Knox in TV
Sheriff Johnny Behan
1993 N/A
1992 Alex Davenport
N/A
1991 N/A
Frank Flynn
Charles Spencer
Ertie Robertson
David Shepard
John Dillinger
1989 Taylor Worth
Chance Wayne
1988 Billy Wyatt
Jay Austin
1987 Elmer Jackson
(voice)
Mr. Freddy Shoop
1986 Harry
Ted Bundy
Robin Prince
1985 N/A
1984 Gacel Sayah
1983 Tommy
1982 Robert Caldwell
1981 Peter Cabot
N/A
1980 Johnny Edge
Fielding Carlyle
1979 Thib Thibideaux
Larry Simpson
1978 Billy Joe Meynert
Captain John McIntosh
Norman Brinker
Howie Lesser
N/A
1977 Doug Bradbury
Robert Dunlap
N/A
1976 N/A
N/A
1975 Self - Host
1974 N/A
Stanski
Student Controller
1973 N/A
1972 N/A
1968 Officer Gus Corbin
1951 Charles
Year Character Movie/Tv

Production

Year Role Movie/Tv
2014 Executive Producer
2011 Executive Producer
2003 Executive Producer
1995 Producer
Year Role Movie/Tv

Directing

Year Role Movie/Tv
2000 Director
1994 Director
Year Role Movie/Tv

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