
Mark Harmon
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 ForActing
- Born2 September 1951 (age 74)
- Place of BirthBurbank, California, USA
Mark Harmon

- Known ForActing
- Born2 September 1951 (age 74)
- Place of BirthBurbank, California, USA

Freakier Friday
2025

NCISverse: The First 1,000
2024

The Wild
2019

Certain Prey
2011

Justice League: Crisis on Two Earths
2010

Weather Girl
2009

Chasing Liberty
2004

Freaky Friday
2003

Local Boys
2002
Intimate Portrait: Pam Dawber
2002

Crossfire Trail
2001

And Never Let Her Go
2001

The Amati Girls
2001

For All Time
2000

I'll Remember April
1999

Fear and Loathing in Las Vegas
1998

Casualties
1997

The First to Go
1997

Original Sins
1995

Magic in the Water
1995

The Last Supper
1995

Wyatt Earp
1994

Natural Born Killers
1994

Cold Heaven
1992

Shadow of a Doubt
1991

Dillinger
1991

Long Road Home
1991

Till There Was You
1991

Fourth Story
1991

Worth Winning
1989

Sweet Bird of Youth
1989

The Presidio
1988

Stealing Home
1988

Summer School
1987

Dear America: Letters Home from Vietnam
1987

After the Promise
1987

The Deliberate Stranger
1986

Prince of Bel Air
1986

Let's Get Harry
1986

Tuareg: Desert Warrior
1984

Intimate Agony
1983

Flamingo Road
1980

Beyond the Poseidon Adventure
1979

Getting Married
1978

Comes a Horseman
1978

Little Mo
1978
Eleanor and Franklin: The White House Years
1977
