Known For Actor
Gender Male
Birthday 1951-09-02 (73 years old)
Place of Birth Burbank, California, USA
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.
as Ryan
as Self
as Older Leroy Jethro Gibbs (uncredited)
as Older Leroy Jethro Gibbs (voice) (uncredited)
as Narrator (voice)
as Self
as Self
as Narrator (voice)
as Self
as Leroy Jethro Gibbs
as Self
as Lucas Davenport
as Clark Kent / Superman (voice)
as Dale
as Self - Guest
as James Foster
as Self
as Ryan
as Leroy Jethro Gibbs
as Jim Wesley
as Self
as John Cooper
as Thomas Capano
as Bruce Barkow
as Lawrence
as Bob Markham (voice)
as Thomas Capano
as Charles Lattimer
as Simon Donovan
as Leroy Jethro Gibbs (voice)
as Magazine Reporter
as Wally Schirra
as Tommy Nance
as Jeremy Hampton
as Self
as Self
as Dominant Male
as Jack Black
as Johnathan Franye
as Leroy Jethro Gibbs
as Charlie Grace
as Mickey Knox in TV
as Sheriff Johnny Behan
as Jack McNeil
as Alex Davenport
as Frank Flynn
as Charles Spencer
as Ertie Robertson
as David Shepard
as John Dillinger
as Det. Dicky Cobb
as Taylor Worth
as Chance Wayne
as Billy Wyatt
as Jay Austin
as Elmer Jackson
as (voice)
as Mr. Freddy Shoop
as Harry
as Ted Bundy
as Robin Prince
as Sam Crawford
as Gacel Sayah
as Tommy
as Robert Caldwell
as Peter Cabot
as Self
as Fielding Carlyle
as Johnny Edge
as Larry Simpson
as Thib Thibideaux
as Billy Joe Meynert
as Norman Brinker
as Howie Lesser
as Captain John McIntosh
as Mike Breen
as Robert Dunlap
as Doug Bradbury
as Ronnie Striker
as Self - Host
as Student Controller
as Stanski
as Officer Gus Corbin
as Charles
as Self - Nominee
as Self
as Executive Producer
as Executive Producer
as Executive Producer
as Executive Producer
as Producer
as Director
as Director