This is an 8x10 inch CBS promotional image from the television series NCIS (2003–present) signed in-person by Mark Harmon as Leroy Jethro Gibbs. Autographed in-person photo featuring a studio promotional pose from the long-running crime procedural. A collectible piece tied to one of the most recognizable lead roles in modern network television and a defining character in the series. Mark Harmon is also known for his performances in St. Elsewhere (1983–1988) and The Presidio (1988), both notable productions that highlight his range across medical drama television and late-1980s crime film storytelling. This item is certified authentic by Beckett Authentication Services (BAS) Certification number – C94615