NCIS Star Mark Harmon Shows Off His Dance Skills In First TV Role

Mark Harmon is best known for his role as Agent Leroy Jethro Gibbs on NCIS, where he starred for nearly two decades. His television debut was in 1973 with the sitcom ‘Ozzie’s Girls,’ and he later gained recognition for his role in NBC’s “St. Elsewhere.” Harmon’s career spanned both television and film, with notable appearances alongside Sean Connery and Meg Ryan in “The Presidio” (1988). In 2003, he guest-starred in “JAG” as Agent Gibbs, leading to his iconic role in the spin-off series “NCIS,” which he portrayed for nearly 20 years until 2021.