2022---mark-harmon--what-has-become-of-the-millionaire-actor-since-leaving-ncis-

He made a brief on-screen appearance in the NCIS: Origins pilot and returned for a special Veterans Day crossover event in November 2025. 🏠 Personal Life and Wealth Mark Harmon Net Worth

Since his official departure from the long-running series in October 2021, Mark Harmon has transitioned into a new chapter of his career characterized by strategic production roles, literary ventures, and a selective return to the screen. He made a brief on-screen appearance in the

In November 2023, he released his first book, Ghosts of Honolulu: A Japanese Spy, a Japanese American Spy Hunter, and the Untold Story of Pearl Harbor , co-authored with former NCIS technical advisor Leon Carroll Jr.. He continues to serve as an executive producer

He continues to serve as an executive producer for the NCIS franchise and is the narrator for the prequel series, NCIS: Origins , which premiered in October 2024. he released his first book

Contrary to rumors of retirement, Harmon has clarified that he simply "pushed away" from the grueling 22-hour-day schedule of a series lead to focus on fresh challenges.