Mark Harmon is best known for his role as Special Agent Leroy Jethro Gibbs in the long-running CBS seriesNCIS. After spending 19 seasons on the show, Harmon hasn’t starred in another TV series or film (aside fromnarratingNCIS: Origins). However, the actor will return to act inFreakier Friday, the sequel to the hilarious 2003 Disney fantasy comedyFreaky Fridaywith Jamie Lee Curtis and Lindsay Lohan. Joining theFreakier Fridaycast, Harmon is reprising his role as Ryan (who marries Curtis' Tess Coleman in the first movie) in the sequel.

Harmon’s return to acting inFreakier Fridayraises the question of whether he could potentially play Gibbs again.A comeback for Gibbs inNCISmay be unlikely due to Harmon being away from the show for three years and the actor’s advanced age, disapproving of the long schedule and physical demands. However,Harmon’s Gibbs could be a recurring guest star instead of leading the show again, so the actor can focus on tackling other roles or pursue different projects.

Jamie Lee Curtis as Tess and Mark Harmon as Ryan sitting in a car giving each other strange looks in Freaky Friday.

Mark Harmon’s Freakier Friday Return Can Revitalize His Love For Acting

Harmon Can Revive His Acting Chops On The Big Screen

Due to long hours and needing a break from acting, the now 73-year-old Harmon made the difficult choice in 2021 tostep down from his role as Gibbs inNCIS. After a nearly two-decade run in one of the longest-running scripted TV series of all time alongsideLaw & Order: SVU, Harmon looks to pursue other goals. One involves writing another book, “Ghosts of Panama,” with retired NCIS special agent Leon Carroll Jr. regarding real-life investigations that formed the NIS (Naval Investigative Service).

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SinceHarmon will return to the big screen inFreakier Friday, perhaps going back in front of the camera could revive his need to act. BeforeNCIS, Harmon had proven to be a versatile actor, appearing in various film genres, including Western (Wyatt Earpwith Kevin Costner), action (The Presidiowith Sean Connery), and romantic comedy (Chasing Libertywith Mandy Moore). Whether he’s the protagonist or a supporting role, Harmon is skilled at portraying straightforward, charismatic characters with a strong presence.ForFreakier Friday, Harmon can expand his role as Ryanand depict how his relationship with Curtis' Tess Coleman has evolved since they married in the 2003 film.

McGee looks shocked in NCIS season 22 close up

NCIS Season 22 Is Better Poised For A Leroy Jethro Gibbs Return

Gibbs Can Return In A Limited Capacity

After appearing inFreakier Friday, Harmon may also consider returning toNCISas well. Due to thecurrent cast assembled inNCIS(including Gary Cole’s Alden Parker and original member Sean Murray’s Timothy McGee), Harmon doesn’t need to play the lead. He could pop in and out as a recurring guest star in a reduced mentor role reminiscent of Ducky’s (another fan-favorite) before McCallum passed away.

Harmon is far from retired and has the potential to give his Gibbs character a comeback.

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Season 22 ofNCIScould be a welcome return for Gibbs to see how he reunites with the teamafter being away for years. Gibbs is an insightful and supportive veteran of the NCIS unit and McGee can use his former boss' assistance as he investigatesDeputy Director LaRoche (Seamus Dever), a new character on the show that McGee finds suspicious. With Harmon’s role as narrator and executive producer onNCIS: Origins, his upcomingFreakier Fridayrole, and the new book, “Ghosts of Panama,” Harmon is far from retired and has the potential to give his Gibbs character a comeback.

NCISseason 22 will return with episode 10 on July 12, 2025, on CBS, andFreakier Fridayis scheduled for release on August 10, 2025.