NCIS alum Mark Harmon is all aboard for a full-time return to the show in an attempt to save the ratings-challenged series ...

NCIS fans could be seeing more of Mark Harmon. Mark hung up his badge as special agent Leroy Jethro Gibbs in 2021 on the CBS hit show after 19 seasons of playing the character on the original NCIS.

NCIS has been a big hit for CBS since the pilot episode aired in September 2003 and features many well-crafted characters, including charming and likableSpecial Agent Leroy Jethro Gibbs (Mark Harmon).

Beyond NCIS, Mark Harmon's introduction to rule number nine also appeared in NCIS: Origins via Austin Stowell's Gibbs early ...

T he NCIS: Origins season 1 finale had a lot of shocking moments, but the worst was Mark Harmon's confession in the final moments of the episode. NCIS: Origins' first season finale was the result ...