Mark Harmon

Special agent Leroy Jethro Gibbs hung up his badge earlier this month after 18 seasons.

Special agent Leroy Jethro Gibbs bid farewell earlier this month after 18 seasons of 'NCIS'.

Mark Harmon shocked fans when his character Speical Agent Leroy Jethro Gibbs left 'NCIS' after 18 seasons. Showrunner, Steve Binder hinted a potential return.

A source tells OK! that new 'NCIS' cast member Gary Cole is giving the series' star, Mark Harmon, a run for his money.

Mark Harmon may have gotten his start playing football, but the actor has managed to score off the field as well, becoming one of the highest-paid actors on television.

For a man who makes millions, 'NCIS' star Mark Harmon prefers to live "on the cheap."

With Mark Harmon's 70th birthday looming, OK! has learned that he's finally sharing secrets about his life and career.

Mark Harmon may have given his wife, Pam Dawber, the green light to guest star on 'NCIS', but he doesn't want her getting any big ideas about going back to acting full-time.

'NCIS' was renewed for season 19 at CBS, with many wondering if star Mark Harmon would return. His fate revealed, here!

Mark Harmon and his wife, Pam Dawber, will finally act alongside each other. Dawber signed on for four episodes of 'NCIS' and will play an investigative journalist starting on April 6.

Katrina Law is set to join Mark Harmon and the rest of the 'NCIS' cast in the last two episodes of season 18 with the possibility of returning in season 19.

With Jack Sloane revealing that she needs to slow down and possibly go to Costa Rica on 'NCIS,' Maria Bello may be saying goodbye to the show after almost four years.

Mark Harmon will reportedly star in season 19 of 'NCIS' in a 'handful' of episodes after he allegedly heard that CBS would cancel the show if he left.

An source tells OK! 'you can't get him to crack a smile' lately.

The pandemic delayed filming, and a source says Harmon really missed being at work.

The veteran actor wants to lift the lid on his life and his career.

Mark Harmon wife Pam Dawber is one lucky lady! The NCIS actor and his partner renewed vows in an intimate backyard ceremony.

Why the ‘NCIS’ star hasn't been himself.

Mark Harmon Friend died which has left the actor at a loss of words, and now the star is devastated and "on edge" because Gary Glasberg didn't say goodbye.

Mark Harmon weight loss shocked the world after photographers captured images of him earlier this year looking skinnier than ever!