Mark Harmon is making a comeback to the NCIS franchise. CBS announced that the actor will return as Leroy Jethro Gibbs for the upcoming crossover event between NCIS and NCIS: Origins. Harmon starred ...

Fans will finally be able to see Mark Harmon's grand return to the part of Leroy Jethro Gibbs in an ambitious crossover ...

Mark Harmon, who spent 18 seasons on "NCIS," is reprising his role as special agent Leroy Jethro Gibbs for a crossover event.

Origins to make a cameo appearance as Gibbs. Find out when to expect to see him make his second appearance on the series.

Along with “M3GAN 2.0,” the horror titles that premiered in 2025 and made the chart are “Bring Her Back” at No. 3, “28 Years ...

A whopping 489 episodes of NCIS have aired so far, making it one of the longest-running shows of all time. Any new fan with enough time on their hands will have plenty to enjoy, and so will those ...

Harmon will return in the flesh for a special crossover event on Tuesday, Nov. 11. For one night only, “NCIS” and “NCIS: ...

NCIS” legend Mark Harmon is bringing his OG Leroy Jethro Gibbs character to the prequel series “NCIS: Origins,” and he’s not ...

Even though Harmon left the main series, he’s never really left the “NCIS” world. He’s still an executive producer on both shows and narrates every episode of “Origins.” Plus, he made a cameo during ...

Mark Harmon will return to NCIS as Gibbs in CBS’ epic NCIS x NCIS: Origins crossover event episodes. Here’s what we know.

Per Variety, Harmon will reprise his role as Gibbs in an upcoming episode of NCIS: Origins, the prequel spinoff series of ...

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