Mark Harmon to announce shock retirement from acting?
- By Smith Alexander
- Washington
- Last updated on

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Sad news for Harmon fans. Speculation had been rife that the American actor best known for his roles in Modern Times, Chicago Hope or NCIS, is about to announce his retirement from acting, at age 74, with immediate effect.
UPDATE 03/02/2026 : This story seems to be false. (read more)
Being an actor isn't fun anymore
“As we get older, there are phases of life that we enter into, and being an actor just isn't fun anymore,” he might have said, says a source who remained anonymous. Other reports hinted that he may branch out into other creative fields he is better at (and more interested in), though they didn't provide any details.
#ThankYouMark
For a little while on Monday evening, #ThankYouMark was a trending hashtag on Twitter. As many fans reminisce and look back on all the unforgettable memories, some may wonder what about now made him make the decision.
“Mark Harmon was unlike any other actor we’ve ever seen! #ThankYouMark”
— @universalObserver, 2 Feb 2026
“Harmon wasn't retired?”
— @borisB0, 2 Feb 2026
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