Mark created a very specific cadence with Gibbs ... I know that I will never be Mark Harmon, but I’m giving it my best shot.” ...

Is Mark Harmon coming back to NCIS? That’s one of the questions many fans have been asking. Harmon played Leroy Jethro Gibbs ...

Mark Harmon once explained how Sasha Alexander’s departure from ‘NCIS’ still affected the show even years later.

When Mark Harmon wrapped up his role as Leroy Jethro Gibbs on NCIS, he didn’t have a clue that he was going to return to ...

The 72-year-old former NCIS star opened up about Gibbs' fate during a panel discussion for the TV Critics Association panel ...

I was sent the NCIS script, and I just know that I read the name ‘Leroy Jethro Gibbs,’ and the name stopped me. People say, ...

NCIS royalty shocker! The record for most episodes isn’t Harmon, Weatherly, or Perrette. Guess the stealthy champ who claimed ...

The star tells The Hollywood Reporter how 'NCIS' helped lead him to co-author his second book, 'Ghosts of Panama,' while also ...

Mark Harmon once opened up about the reason why he decided to write a book about the actual agency NCIS instead of the show.

Austin Stowell exclusively told Us Weekly about Mark Harmon's immediate response to his 'NCIS: Origins' performance as Gibbs ...

Sean Harmon, Mark’s son and an executive producer of “Origins,” played Leroy Jethro Gibbs in a flashback episode of “NCIS.” “It will always be something I hold close to my heart,” he ...