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 20032021 a role which has earned him six nominations at the Peoples 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 fourepisode 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 Kelloggs Product 19 cereal with his father Tom Harmon its longstanding TV spokesman Thanks to his sister Kristins inlaws Ozzie and Harriet Nelson he landed his first job as an actor in an episode of Ozzies Girls He has been starring in television and film since the mid1970s after a career as a collegiate football player with the UCLA Bruins Hes 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