TVLine is bringing you an exclusive first look of NCIS star Mark Harmon's appearance as Gibbs in Tuesday's NCIS: Origins ...

Mark Harmon is “bored” with his semi-retirement, a source tells Examiner. The actor, 74, recently guest-starred on a ...

Mark Harmon wore a special detail in a glimpse of his return as Special Agent Leroy Jethro Gibbs for NCIS: Origins ...

The upcoming NCIS and NCIS: Origins crossover brings Mark Harmon back onscreen as Leroy Jethro Gibbs, though his presence ...

Harmon, 74, will make a rare guest appearance on "Origins" as Gibbs, the character he played for 18 "NCIS" seasons, during ...

In the first look at Harmon’s return, his present-day version of Gibbs is seen pouring himself a drink. This marks a rare ...

NCIS' star Mark Harmon is reprising the role of Leroy Jethro Gibbs in an upcoming Veteran's day crossover episode of 'NCIS: ...

"NCIS" legend Mark Harmon is to guest star as his character, Leroy Jethro Gibbs, on the prequel, "NCIS: Origins," next month.

Mark Harmon returns as Leroy Jethro Gibbs in the highly anticipated NCIS and NCIS: Origins crossover event airing November 11, 2025. The two-hour special connects Gibbs’ past and present as both teams ...

Mark Harmon is making an on-screen return to the NCIS universe. Harmon will guest star in an episode of NCIS: Origins on Nov.

"NCIS: Origins" will catch up with present-day Leroy Jethro Gibbs as part of its big crossover with the flagship series in ...

Mark Harmon may be making a return to the acting world. A new article from the National Examiner says the actor is “bored” with his semi-retirement, which is why he is soon to appear on a new episode ...