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-law...
Original Sins
1995
The Wild
2019
Fear and Loathing in Las Vegas
1998
Flamingo Road
1980
Fourth Story
1991
Natural Born Killers
1994
Certain Prey
2011
Freakier Friday
2025
Stealing Home
1988
Justice League: Crisis on Two Earths
2010
Beyond the Poseidon Adventure
1979
Sonic Boom
1974
Dear America: Letters Home from Vietnam
1987
Freaky Friday
2003
Sweet Bird of Youth
1989
Wyatt Earp
1994
After the Promise
1987
Shadow of a Doubt
1991
Chasing Liberty
2004
Comes a Horseman
1978
And Never Let Her Go
2001
The Presidio
1988
Till There Was You
1991
Crossfire Trail
2001
Local Boys
2002
Cold Heaven
1992
Summer School
1987
Weather Girl
2009
Let's Get Harry
1986
Magic in the Water
1995
The Last Supper
1995
Casualties
1997
Worth Winning
1989
Intimate Agony
1983
The Deliberate Stranger
1986
Dillinger
1991
NCISverse: The First 1,000
2024
Tuareg: Desert Warrior
1984
Prince of Bel Air
1986