Mark Harmon
Birthday: 1951-09-02 | Place of Birth: Burbank, California, USAMark Harmon (born September 2, 1951, in Burbank, California) is an American actor, producer and director. The son of football star Tom Harmon and actress Elyse Knox, he played college football at UCLA before turning to acting in the mid-1970s. He became known for St. Elsewhere and Chicago Hope and starred as Leroy Jethro Gibbs on NCIS from 2003 to 2021, a character introduced on JAG, also serving as a producer of the series. He received an Emmy nomination for his recurring role as Secret Service agent Simon Donovan on The West Wing, and his film work includes Summer School, The Presidio, Wyatt Earp and Freaky Friday.
Known For
Acting
Role
as Ryan
as Older Leroy Jethro Gibbs
as Self
as Self - Narrator (voice)
as Self
as Narrator (voice)
as Lucas Davenport
as Superman (voice)
as Dale
as James Foster
as Ryan
as Jim Wesley
as Self
as Bruce Barkow
as Thomas Capano
as Thomas Capano
as Charles Lattimer
as John Cooper
as Magazine Reporter
as Tommy Nance
as Jeremy Hampton
as Dominant Male
as Charlie Grace
as Jack Black
as Johnathan Franye
as Jack McNeil
as Sheriff Johnny Behan
as Alex Davenport
