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 ...

There's just one catch to the news that Mark Harmon will finally reprise his iconic Leroy Jethro Gibbs character for a decade ...

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

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

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

But arguably the biggest reveal came with learning why Ducky talks to bodies, which we saw the late David McCallum did when ...

NCIS: Origins season 2 episode 3 explores Ducky Mallard’s early days with Gibbs and Franks, a tense investigation, emotional ...

Mark Harmon is set to return to the NCIS universe in a special crossover event uniting NCIS and NCIS: Origins. The upcoming ...

Adam Campbell's "NCIS" character, who has appeared on the mothership in flashbacks as the young version of David McCallum's Ducky, is sent to work with our "Origins" team to see if they need an ...

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

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

The Veterans Day crossover will feature the younger Gibbs (Austin Stowell) and his team investigating the small-town death of a naval officer in the ‘90s on Origins – a case that will be unexpectedly ...