Mark Harmon
3 FOLLOWERS • 49 CREDITS • SEP 2, 1951 • 73
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.
Known For
NCIS
Adam-12
The Tonight Show Starring Johnny Carson
Saturday Night Live
The Kelly Clarkson Show
Hallmark Hall of Fame
Family Guy
The Tonight Show with Jay Leno
The West Wing
NCIS: New Orleans
Golden Globe Awards
JAG
Police Woman
Jimmy Kimmel Live!
Emergency!
The Love Boat
The Late Late Show with James Corden
Laverne & Shirley
All's Fair
Harts of the West
Natural Born Killers
The American West
Centennial
From the Earth to the Moon
Fear and Loathing in Las Vegas
Chasing Liberty
Wyatt Earp
St. Elsewhere
Chicago Hope
Getting Married
Freaky Friday
Flamingo Road
Freakier Friday
Justice League: Crisis on Two Earths
Reasonable Doubts
Joe Montana: Cool Under Pressure
The Presidio
Summer School
NCIS: Origins
The Bill Cosby Show
All or Nothing: The Michigan Wolverines
Sam
Fourth Story
And Never Let Her Go
Till There Was You
Production Credits
Originals for Peacock TV
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