Mark Harmon, known for his role as Leroy Jethro Gibbs in the hit crime series NCIS, has decided to make a comeback to acting. Harmon had temporarily left the show in 2021 to spend time with his family but is now eager to return to work. NCIS producers are thrilled to have him back and are willing to meet his demands. Harmon's fellow cast members have also hinted at his return, keeping fans excited about the future of the show.