Mark Harmon's Leroy Jethro Gibbs on NCIS is one of the most beloved characters of NCIS. While Harmon exited the show several times, those breaks were brief, and he was always back.

I n the world of NCIS, few characters have gone through such an emotional rollercoaster as Leroy Jethro Gibbs, portrayed in ...

During an interview, Mark Harmon revealed that he purposely made Leroy Jethro Gibbs a character full of mystery.

M ark Harmon's departure as Leroy Jethro Gibbs in Season 19 of NCIS has been a letdown for the show's fans. Since its debut ...

In the December 9 episode titled “Vivo o Muerto,” a case of a missing woman ends up answering some burning questions about ...

NCIS: Origins delves into the backstory of Special Agent Leroy Jethro Gibbs, who served as the protagonist of the original NCIS series for 19 seasons.

Viewers are curious to know who killed Leroy Jethro Gibbs’ family members in the CBS series, NCIS: Origins. The NCIS spin-off ...

For a preview of what comes next on the December 16 installment, we caught up with Stowell the day after he hosted the Marine ...

We already knew from the original NCIS that Mike Franks (played in that show by Muse Watson) was aware what Leroy Jethro ...

Co-Showrunner David J. North shares the details on the story that 'NCIS' fans have been waiting to see since 'NCIS: Origins' ...