Why Did Mark Harmon Leave NCIS? The *Real* Reason Gibbs Is Gone Finally Revealed

It’s been years since viewers last saw Agent Gibbs, but fans still have questions over his exit. The main ones: Why did Mark Harmon leave NCIS and what happened to Agent Leroy Jethro Gibbs in the first place?Related StoryUncertainty Looms: All American’s Future Revealed After Its Spinoff’s CancellationHarmon starred as Leroy Jethro Gibbs, a Supervisory Special Agent at the NCIS, from Seasons 1 to 19. NCIS is CBS’ procedural drama following the personal and professional lives of special agents in the Naval Criminal Investigation Service’s Major Case Response Team, which investigates criminal activity involving the United States Navy, Marine Corps and their families.In an interview with Entertainment Tonightin February 2023, Wilmer Valderrama, who has played NCIS Special Agent Nicholas Torres since Season 14, credited Harmon for leading NCIS since its premiere. “What NCIS has done beautifully, and I got to say, we’re here on the shoulders of so many incredible actors that were here befor...