Before NCIS, Mark Harmon played a womanizing sleazeball with an STD — on a show that only survived because NBC was desperate ...

NCIS star Mark Harmon very nearly walked away from the show after season 4 due to a behind-the-scenes clash with one of his ...

NCIS Origins is set to debut in the UK, and fans are eager to discover where the NCIS prequel was shot. . Agent Leroy Jethro ...

A fter working together on the medical drama Chicago Hope, Rocky Carroll and Mark Harmon reunited on NCIS in 2008 when the ...

Rumor has it NCIS star Mark Harmon used his clout to get creator Donald P. Bellisario fired because they were feuding, but ...

Mark Harmon got a lot of mileage out of playing Leroy Jethro Gibbs in CBS’ hit series NCIS, but why did he leave the show? Harmon played the lead role, who oversees the NCIS team, for 18 seasons.

NCIS star Cote de Pablo found out about Mark Harmon's opinion of sick days the hard way, after a doctor told her to stay home ...

NCIS is set to return to our screens with a prequel series, NCIS Origins, which will delve into the early days of Leroy ...

Mark Harmon played Leroy Jethro Gibbs for years on "NCIS," and now Austin Stowell has taken on the role for "NCIS: Origins." But how old is Gibbs in both shows?

Mark Harmon's son, Sean, portrayed a younger version of his father's "NCIS" character several times, so why didn't he reprise ...

Harmon was seen as a mentor by many NCIS stars, but had a strained relationship with former co-star Pauley Perrette. Mark Harmon shocked fans with his decision to leave the CBS drama NCIS.

Origins has introduced a few new faces to the NCIS franchise, some of its most important players debuted first in the ...