Forensic Specialist Abigail "Abby" Sciuto (Pauley Perrette), Special Agent and Senior Field Agent Anthony "Tony" DiNozzo (Michael Weatherly), and Supervisory Special Agent Leroy Jethro Gibbs (Mark Harmon) of CBS-TV's "NCIS"
Afternoon eye candy: Mark Harmon flashback (29 photos)
Thomas Mark Harmon (born September 2, 1951) is an American actor. Since the mid-1970s, he has appeared in a variety of television, film and stage roles following a career as a two-year starter as a collegiate football player with the UCLA Bruins. Since 2003, Harmon has starred as Leroy Jethro Gibbs in the hit CBS series NCIS.