Mark Harmon's son, Sean, portrayed a younger version of his father's "NCIS" character several times, so why didn't he reprise ...

Mark Harmon has come a very long way from his very first acting jobs. The former NCIS star has been in the business since the early 1970s, and aside from his role as Special Agent Leroy Jethro ...

Both Sean and his father, Mark Harmon, will serve as executive producers of NCIS: Origins. The elder Harmon will also act as the show's narrator, adding an extra layer of connection between the ...

Before his iconic role, Mark was on the verge to becoming a quarterback for the NFL. This comes as a surprise to some but little did many know, his father, Tom Harmon, was a Heisman Trophy winner ...

Unlike Gibbs, who was a stern father figure, Parker is more like ... who’s not afraid to crack a joke or share a pastry. Mark Harmon’s decision to leave wasn’t sudden. Between Seasons ...

However, some rumors out there indicate that Mark Harmon, who played Leroy Jethro Gibbs on the show, had more clout than the ...

With the premiere of NCIS: Origins in October as part of the 2024 TV schedule, Mark Harmon signified his grand ... know that Gibbs was named after his father’s best friend, Leroy Jethro ...

NCIS star Cote de Pablo found out about Mark Harmon's opinion of sick days the hard way, after a doctor told her to stay home ...