It's a show that just won't die.

Mark Harmon reveals how his friendship with retired NCIS agent Leon Carroll Jr. shaped his portrayal of Gibbs and led to their new book, "Ghost of Sicily." ...

Mark Harmon, who starred as Leroy Jethro Gibbs in "NCIS," left the show in 2021, and executive producer Charles Floyd Johnson ...

Gibbs had plenty of rules during his time on NCIS, but only one of them is Mark Harmon's favorite — find out which rule he ...

Mark Harmon has a brand new role! The 73-year-old may be best known for playing Leroy Jethro Gibbs on NCIS, but a rare family update has revealed he's now a grandfather. His daughter-in-law, Courtney ...

Mark Harmon may have left NCIS, but he'll forever be synonymous with Supervisory Special Agent Leroy Jethro Gibbs. Harmon brought Gibbs to life for nearly two decades. The character first appeared on ...

“NCIS: Origins” will catch up with present-day Leroy Jethro Gibbs as part of its big crossover with the flagship series in November. Franchise legend Mark Harmon is set to make a special guest ...

Mark Harmon reflected on his early Hollywood career and how he got started in acting ...

Mark Harmon might not be playing Gibbs anymore, but the actor has taken one of the NCIS character’s famous bits of advice to ...

NCIS star Mark Harmon recently opened up about a chance call that led to his big break into acting. In a clip from Mark’s appearance on The Fifth Column podcast posted to YouTube on April 16, Harmon ...

Mark Harmon played Supervisory Special Agent Leroy Jethro Gibbs for 18 seasons Mark Harmon may have left NCIS, but he'll forever be synonymous with Supervisory Special Agent Leroy Jethro Gibbs. Harmon ...