Why Mark Harmon's son didn't play young Gibbs on NCIS: Origins

Mark Harmon's son, Sean, portrayed a younger version of his father's "NCIS" character several times, so why didn't he reprise the role for "NCIS: Origins"?
TVLine

NCIS Was Originally Built On A Different Premise, According To Mark Harmon

Mark Harmon exited "NCIS" after 19 seasons in 2021, but he arguably remains the face of CBS' long-running, naval-themed procedural saga. After all, he joined the franchise in the days of "JAG," and ...
Cinema Blend

Gary Cole Took Over From Mark Harmon On NCIS, And The Actor Told Me Why He Thought Alden Parker Got A ‘Really Good Entrance’

NCIS Season 22 wrapped up earlier this month on the 2025 TV schedule, with the finale delivering a devastating moment for Gary Cole’s Alden Parker in its final moments. Now we wait until Season 23 ...
Yahoo

NCIS: Origins Co-Creator on 1 Detail Mark Harmon Doesn’t Know About Gibbs

Add Yahoo as a preferred source to see more of our stories on Google. David J. North humorously recalls what Mark Harmon doesn’t know about his NCIS role NCIS: Origins co-creator David J. North has ...