Mark Harmon

Born Sep 2, 1951
Age 64
Hometown Rohbank, California
Religion Roman Catholic
Height 6' (183 cm)
Nationality American
Alma Mater Pierce College, W...
Other Names Harmon, Thomas Mark

Mark Harmon is an American actor. Since the mid 1970s, he has appeared in a variety of television, film and stage roles following a brief career as a collegiate football player with the UCLA Bruins. Since 2003, Harmon has starred as Leroy Jethro Gibbs in the hit CBS series NCIS.… Read More

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News + Updates

Browse recent news and stories about Mark Harmon.

  • It's 2 More Years Of 'ncis,' With Star Mark Harmon Onboard
    Yahoo News - Feb 29, 2016
  • Was Gibbs Killed On The 'ncis' Finale?
    Fox News - May 14, 2015
  • George Ezra, Echosmith, Jessie Ware Slated As “Late Late Show” Performers
    Headline Planet - Mar 20, 2015
  • People's Choice Awards 2014: See The Complete List Of Tv, Movie, And Music Winners
    US Magazine - Jan 09, 2014


Learn about the memorable moments in the evolution of Mark Harmon.


1951 Birth Born on September 2, 1951.


1970 18 Years Old After graduating from high school in 1970, Harmon completed a two-year associate's degree at Pierce College in Los Angeles, then transferred to the University of California, Los Angeles, where he was the starting quarterback for the UCLA Bruins football team in 1972 and 1973. … Read More


1973 - 1974 2 More Events
1978 26 Years Old 1 More Event
Producer/creator Jack Webb, who was the packager of both series, later cast Harmon in Sam, a short-lived 1978 series about an LAPD officer and his K-9 partner. … Read More
1979 27 Years Old He then landed a co-starring role on the 1979 action series 240-Robert as Deputy Dwayne Thibideaux. … Read More
1980 28 Years Old In 1980, Harmon gained a regular role in the prime time soap opera Flamingo Road, in which he played Fielding Carlisle, the husband of Morgan Fairchild's character. … Read More


1983 31 Years Old Following its cancellation, he landed the role of Dr. Robert Caldwell on the prestigious NBC Emmy-winning series St. Elsewhere in 1983.
Harmon appeared in the show for almost three seasons before leaving in early 1986 when his character contracted HIV through unprotected intercourse, one of the first instances where a major recurring television character contracted the virus (the character's subsequent off-screen death from AIDS would be mentioned two years later). … Read More
1987 35 Years Old 1 More Event
Returning briefly to episodic television in 1987, Harmon had a limited engagement on the series Moonlighting, playing Cybill Shepherd's love interest Sam Crawford for four episodes.
1988 36 Years Old In 1988, he co-starred with Sean Connery and Meg Ryan in the 1988 feature film The Presidio, and also opposite Jodie Foster in the film Stealing Home.
1989 37 Years Old Despite several high-profile roles, Harmon's film career never gathered momentum and, after a muted reception to his 1989 comedy Worth Winning, he returned to television, appearing in various television movies. … Read More


1993 41 Years Old In 1993, he appeared in one episode in the role of a rodeo clown on the CBS comedy/western series Harts of the West with future cast mate Sean Murray, who plays McGee on NCIS.
1995 43 Years Old In 1995, Harmon starred in the ABC series Charlie Grace, in which he portrayed a private investigator.
1996 44 Years Old The series lasted only one season, after which he returned to ensemble medical shows on the series Chicago Hope, in which he played Dr. Jack McNeil from 1996-2000.
1998 46 Years Old He also portrayed astronaut Wally Schirra in one episode of the 1998 mini-series From the Earth to the Moon.


2002 50 Years Old In May 2002, he portrayed Secret Service Special Agent Simon Donovan on The West Wing in a four-episode story arc. … Read More
2003 51 Years Old Also in 2003, Harmon had a supporting role in the remake of the comedy film Freaky Friday. … Read More


2012 60 Years Old Harmon received the 2,482nd star of the Hollywood Walk of Fame on October 1, 2012.
2014 62 Years Old In 2014, Harmon started a production company called Wings Productions to produce NCIS: New Orleans. … Read More
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