CineScope
Mark Harmon picture

Mark Harmon

Acting
Known For

73 Years Old

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.

Born

Burbank, California, USA on 2nd September 1951

All Credits

The Late Late Show with James Corden Image
The Late Late Show with James Corden
Self
NCIS Image
NCIS
Leroy Jethro Gibbs
The Kelly Clarkson Show Image
The Kelly Clarkson Show
Self
Family Guy Image
Family Guy
Leroy Jethro Gibbs (voice)
The Bonnie Hunt Show Image
The Bonnie Hunt Show
Self
NCIS: New Orleans Image
NCIS: New Orleans
Leroy Jethro Gibbs
Jimmy Kimmel Live! Image
Jimmy Kimmel Live!
The Tonight Show Starring Johnny Carson Image
The Tonight Show Starring Johnny Carson
Self
The Love Boat Image
The Love Boat
Doug Bradbury
The View Image
The View
Self
No Image
The Tony Danza Show
Self
The Tonight Show with Jay Leno Image
The Tonight Show with Jay Leno
The Arsenio Hall Show Image
The Arsenio Hall Show
Self
Golden Globe Awards Image
Golden Globe Awards
Self
Golden Globe Awards Image
Golden Globe Awards
Self - Nominee
Laverne & Shirley Image
Laverne & Shirley
The Megan Mullally Show Image
The Megan Mullally Show
Self - Guest
Police Woman Image
Police Woman
Paul Donin
Police Woman Image
Police Woman
Stanski
The Hardy Boys / Nancy Drew Mysteries Image
The Hardy Boys / Nancy Drew Mysteries
The West Wing Image
The West Wing
Simon Donovan
Saturday Night Live Image
Saturday Night Live
Self - Host
Moonlighting Image
Moonlighting
Sam Crawford
JAG Image
JAG
Leroy Jethro Gibbs
The Legend of Tarzan Image
The Legend of Tarzan
Bob Markham (voice)
Chicago Hope Image
Chicago Hope
Jack McNeil
Delvecchio Image
Delvecchio
Ronnie Striker
From the Earth to the Moon Image
From the Earth to the Moon
Wally Schirra
Emergency! Image
Emergency!
Ofcr. Dave Gordon
Reasonable Doubts Image
Reasonable Doubts
Det. Dicky Cobb
Charlie Grace Image
Charlie Grace
Charlie Grace
All's Fair Image
All's Fair
Adam-12 Image
Adam-12
Officer Gus Corbin
NCIS: Origins Image
NCIS: Origins
Older Leroy Jethro Gibbs (uncredited)
St. Elsewhere Image
St. Elsewhere
Robert Caldwell
Hallmark Hall of Fame Image
Hallmark Hall of Fame
Charles
Flamingo Road Image
Flamingo Road
Centennial Image
Centennial
Captain John McIntosh
The American West Image
The American West
Self
No Image
Ozzie's Girls
The Rosie O'Donnell Show Image
The Rosie O'Donnell Show
Self
Freakier Friday Image
Freakier Friday
Ryan
Joe Montana: Cool Under Pressure Image
Joe Montana: Cool Under Pressure
Self - Narrator (voice)
The Dream Merchants Image
The Dream Merchants
Johnny Edge
All or Nothing: The Michigan Wolverines Image
All or Nothing: The Michigan Wolverines
Narrator (voice)
Entertainment Tonight Image
Entertainment Tonight
Self
Freaky Friday Image
Freaky Friday
Ryan
Natural Born Killers Image
Natural Born Killers
Mickey Knox in TV
Fear and Loathing in Las Vegas Image
Fear and Loathing in Las Vegas
Magazine Reporter
And Never Let Her Go Image
And Never Let Her Go
Thomas Capano
Wyatt Earp Image
Wyatt Earp
Sheriff Johnny Behan
Summer School Image
Summer School
Mr. Freddy Shoop
Goliath Awaits Image
Goliath Awaits
Peter Cabot
240-Robert Image
240-Robert
Thib Thibideaux
Chasing Liberty Image
Chasing Liberty
James Foster
The Presidio Image
The Presidio
Jay Austin
Justice League: Crisis on Two Earths Image
Justice League: Crisis on Two Earths
Superman (voice)
Harts of the West Image
Harts of the West
Tuareg: Desert Warrior Image
Tuareg: Desert Warrior
Gacel Sayah
Beyond the Poseidon Adventure Image
Beyond the Poseidon Adventure
Larry Simpson
Crossfire Trail Image
Crossfire Trail
Bruce Barkow
Comes a Horseman Image
Comes a Horseman
Billy Joe Meynert
Sweet Bird of Youth Image
Sweet Bird of Youth
Chance Wayne
Intimate Agony Image
Intimate Agony
Tommy
The Last Supper Image
The Last Supper
Dominant Male
The Deliberate Stranger Image
The Deliberate Stranger
Ted Bundy
After the Promise Image
After the Promise
Elmer Jackson
Sam Image
Sam
Mike Breen
I'll Remember April Image
I'll Remember April
John Cooper
Stealing Home Image
Stealing Home
Billy Wyatt
Dear America: Letters Home from Vietnam Image
Dear America: Letters Home from Vietnam
(voice)
Worth Winning Image
Worth Winning
Taylor Worth
NCISverse: The First 1,000 Image
NCISverse: The First 1,000
Self
Let's Get Harry Image
Let's Get Harry
Harry
Magic in the Water Image
Magic in the Water
Jack Black
Weather Girl Image
Weather Girl
Dale
For All Time Image
For All Time
Charles Lattimer
Prince of Bel Air Image
Prince of Bel Air
Robin Prince
Local Boys Image
Local Boys
Jim Wesley
Certain Prey Image
Certain Prey
Lucas Davenport
Cold Heaven Image
Cold Heaven
Alex Davenport
The Amati Girls Image
The Amati Girls
Lawrence
Fourth Story Image
Fourth Story
David Shepard
And Never Let Her Go Image
And Never Let Her Go
Thomas Capano
The First to Go Image
The First to Go
Jeremy Hampton
Flamingo Road Image
Flamingo Road
Fielding Carlyle
No Image
Eleanor and Franklin: The White House Years
Robert Dunlap
Little Mo Image
Little Mo
Norman Brinker
Till There Was You Image
Till There Was You
Frank Flynn
The Wild Image
The Wild
Self
Dillinger Image
Dillinger
John Dillinger
Getting Married Image
Getting Married
Howie Lesser
Casualties Image
Casualties
Tommy Nance
Original Sins Image
Original Sins
Johnathan Franye
Long Road Home Image
Long Road Home
Ertie Robertson
Sonic Boom Image
Sonic Boom
Student Controller
No Image
Intimate Portrait: Pam Dawber
Self
Shadow of a Doubt Image
Shadow of a Doubt
Charles Spencer