Mark Harmon’s Heartfelt Tribute to David McCallum – You Won’t Believe What He Said!

The passing of David McCallum at the age of 90 from natural causes on September 25 saddened NCIS fans. Mark Harmon, who played Leroy Jethro Gibbs on the show since its pilot in 2003, extended his condolences, saying, “David lived a great, full, long life. My condolences go out to Katherine and his family.”

Fellow cast members, including Wilmer Valderrama, also paid tribute to the late actor. The official NCIS social media team shared their grief on Instagram, recognizing McCallum’s legacy as a talented actor and author. They expressed gratitude for CBS being his home for many years and conveyed heartfelt condolences to his wife Katherine and the entire family.