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Mark Harmon Returns to NCIS, Hints at Future Appearances

11/12/2025

42 9 Full Breakdown

Summary

Story summary

Mark Harmon (American actor) returned to the NCIS franchise during a crossover on November 11, 2025, rejoining Gibbs.
Since leaving NCIS in 2021, he has served as executive producer and narrator for the prequel NCIS: Origins.
In the crossover, he reflected on Gibbs' past while introducing a new canine companion.
He expressed pride in Origins' storytelling and hinted at future appearances.

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Story summary

Mark Harmon (American actor) returned to the NCIS franchise during a crossover on November 11, 2025, rejoining Gibbs.
Since leaving NCIS in 2021, he has served as executive producer and narrator for the prequel NCIS: Origins.
In the crossover, he reflected on Gibbs' past while introducing a new canine companion.
He expressed pride in Origins' storytelling and hinted at future appearances.