Sean Harmon

Sean Harmon Headshot

Actor • Producer • Stunt Performer

Birth Date: April 25, 1988

Age: 38 years old

Birth Place: Burbank, California

Parents: Mark Harmon, Pam Dawber

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Sean Harmon is a producer and actor who appeared in "NCIS," "NCIS: Los Angeles," and "CSI: New York."

Photos

Mark Harmon, Gina Lucita Monreal, David J. North, and Sean Harmon of NCIS: OriginsSean Harmon as young Leroy Jethro Gibbs, Adam Campbell as young Donald Mallard in NCIS Episode 400 - 'Everything Starts Somewhere'Adam Campbell as young Donald Mallard and Sean Harmon as young Leroy Jethro Gibbs in NCIS Episode 400 - 'Everything Starts Somewhere'Sean HarmonNCIS: Los Angeles - Rage - Sean Harmon (Charlie Connors) and Chris O'Donnell (Special Agent G. Callen)

News aboutSean Harmon

Sean Harmon NCIS Episode 400 Young Gibbs

‘NCIS: Origins’: Sean Harmon to Guest Star — Who’s He Playing?

 Jake Cannavale and Bobby Cannavale attend the New York premiere of 'The Watcher' on October 12, 2022, in New York City

10 Actors Who Played Younger Versions of Their Parents on TV

 'NCIS: Origins' executive producers
Fall Preview

Meet the New Gibbs With Mark Harmon & ‘NCIS: Origins’ Cast

 Mark Harmon as Leroy Jethro Gibbs in NCIS

‘NCIS: Origins’ Prequel About Young Gibbs Ordered — How Will Mark Harmon Be Involved?