Mark Harmon was a staple of NCIS for two decades and now Agent Gibbs’ early career is going to be explored in NCIS Origins ...

NCIS' star Mark Harmon has been married to his wife, 'Mork & Mindy' actress Pam Dawber, since 1987. Read all the details on ...

Mark Harmon has passed the baton to Austin Stowell. Known and loved for portraying NCIS legend, Leroy Jethro Gibbs, the actor played a hand in casting Austin as a younger version of his beloved ...

Austin Stowell plays Leroy Jethro Gibbs, the beloved role created by Mark Harmon on 'NCIS', on CBS' new spin-off drama When ...

NCIS: ORIGINS premiered this week, and in honor of the show, stars Mark Harmon and Austin Stowell spoke to PEOPLE about their ...

Longtime NCIS star Mark Harmon's son Sean Harmon is not reprising his role as young Jethro Gibbs in the new prequel, and the ...

This would be a huge responsibility for any actor.

For over a decade Mark Harmon portrayed the role of Leroy Jethro Gibbs in the hit TV series NCIS. As producers and ...

Mark Harmon and Austin Stowell reflect on the casting process that went on for Leroy Jethro Gibbs in NCIS: Origins. Check out ...

Mark Harmon was at the heart of the NCIS universe and with the drama's return, fans are eager to know more about the veteran actor ...

When Mark Harmon first read the ... did so well was create this feeling of family. Like you knew the characters that you were inviting into your home. And I think that's a big difference between ...