Mark Harmon

Personal Info

Known For

Acting

Known Credits

100

Gender

Male

Birthday

1951-09-02 (74 years old)

Place of Birth

Burbank, California, USA

Mark Harmon

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

    NCIS

  • Family Guy

    Family Guy

  • The Tonight Show Starring Johnny Carson

    The Tonight Show Starring Johnny Carson

  • Saturday Night Live

    Saturday Night Live

  • The Kelly Clarkson Show

    The Kelly Clarkson Show

  • JAG

    JAG

  • Golden Globe Awards

    Golden Globe Awards

  • Golden Globe Awards

    Golden Globe Awards

  • The West Wing

    The West Wing

  • Jimmy Kimmel Live!

    Jimmy Kimmel Live!

  • The View

    The View

  • The Love Boat

    The Love Boat

  • The Late Late Show with James Corden

    The Late Late Show with James Corden

  • The Tonight Show with Jay Leno

    The Tonight Show with Jay Leno

  • Emergency!

    Emergency!

  • Chicago Hope

    Chicago Hope

  • St. Elsewhere

    St. Elsewhere

  • Adam-12

    Adam-12

  • NCIS: New Orleans

    NCIS: New Orleans

  • The Megan Mullally Show

    The Megan Mullally Show

  • The Tony Danza Show

    The Tony Danza Show

  • Moonlighting

    Moonlighting

  • Police Woman

    Police Woman

  • Police Woman

    Police Woman

  • Freakier Friday

    Freakier Friday

  • From the Earth to the Moon

    From the Earth to the Moon

  • The Hardy Boys / Nancy Drew Mysteries

    The Hardy Boys / Nancy Drew Mysteries

  • Laverne & Shirley

    Laverne & Shirley

  • NCIS: Origins

    NCIS: Origins

  • NCIS: Origins

    NCIS: Origins

  • The Legend of Tarzan

    The Legend of Tarzan

  • Dillinger

    Dillinger

  • Getting Married

    Getting Married

  • Cold Heaven

    Cold Heaven

  • I'll Remember April

    I'll Remember April

  • Wyatt Earp

    Wyatt Earp

  • The Bonnie Hunt Show

    The Bonnie Hunt Show

  • Natural Born Killers

    Natural Born Killers

  • Local Boys

    Local Boys

  • Casualties

    Casualties

  • Freaky Friday

    Freaky Friday

  • The Deliberate Stranger

    The Deliberate Stranger

  • Entertainment Tonight

    Entertainment Tonight

  • Delvecchio

    Delvecchio

  • Fear and Loathing in Las Vegas

    Fear and Loathing in Las Vegas

  • Centennial

    Centennial

  • All's Fair

    All's Fair

  • Reasonable Doubts

    Reasonable Doubts

  • The Rosie O'Donnell Show

    The Rosie O'Donnell Show

  • Charlie Grace

    Charlie Grace

  • The Arsenio Hall Show

    The Arsenio Hall Show

  • Hallmark Hall of Fame

    Hallmark Hall of Fame

  • Flamingo Road

    Flamingo Road

  • Justice League: Crisis on Two Earths

    Justice League: Crisis on Two Earths

  • Weather Girl

    Weather Girl

  • Harts of the West

    Harts of the West

  • Long Road Home

    Long Road Home

  • 240-Robert

    240-Robert

  • Summer School

    Summer School

  • For All Time

    For All Time

  • The American West

    The American West

  • The Dream Merchants

    The Dream Merchants

  • Chasing Liberty

    Chasing Liberty

  • The Presidio

    The Presidio

  • All or Nothing: The Michigan Wolverines

    All or Nothing: The Michigan Wolverines

  • Goliath Awaits

    Goliath Awaits

  • The Last Supper

    The Last Supper

  • Crossfire Trail

    Crossfire Trail

  • Beyond the Poseidon Adventure

    Beyond the Poseidon Adventure

  • Joe Montana: Cool Under Pressure

    Joe Montana: Cool Under Pressure

  • Magic in the Water

    Magic in the Water

  • After the Promise

    After the Promise

  • And Never Let Her Go

    And Never Let Her Go

  • Stealing Home

    Stealing Home

  • Ozzie's Girls

    Ozzie's Girls

  • Let's Get Harry

    Let's Get Harry

  • Sam

    Sam

  • Dear America: Letters Home from Vietnam

    Dear America: Letters Home from Vietnam

  • NCISverse: The First 1,000

    NCISverse: The First 1,000

  • The Deliberate Stranger

    The Deliberate Stranger

  • Tuareg: Desert Warrior

    Tuareg: Desert Warrior

  • Comes a Horseman

    Comes a Horseman

  • Sonic Boom

    Sonic Boom

  • Certain Prey

    Certain Prey

  • Prince of Bel Air

    Prince of Bel Air

  • Worth Winning

    Worth Winning

  • Flamingo Road

    Flamingo Road

  • Sweet Bird of Youth

    Sweet Bird of Youth

  • Intimate Agony

    Intimate Agony

  • Shadow of a Doubt

    Shadow of a Doubt

  • Original Sins

    Original Sins

  • Intimate Portrait: Pam Dawber

    Intimate Portrait: Pam Dawber

  • Little Mo

    Little Mo

  • And Never Let Her Go

    And Never Let Her Go

  • Eleanor and Franklin: The White House Years

    Eleanor and Franklin: The White House Years

  • Fourth Story

    Fourth Story

  • Till There Was You

    Till There Was You

  • The Wild

    The Wild

  • The Amati Girls

    The Amati Girls

  • The First to Go

    The First to Go