On September 25, the NCIS community received the heartbreaking news of David McCallum’s passing at the age of 90 due to natural causes. McCallum, who portrayed a beloved character on the show, left fans and colleagues alike in mourning. Mark Harmon, known for his role as Leroy Jethro Gibbs since the show’s inception in 2003, offered his condolences, saying, “David lived a full and remarkable life. My thoughts are with Katherine and his family.”
Colleagues such as Wilmer Valderrama also paid tribute to McCallum, reflecting on his impact both on and off screen. The official NCIS social media channels expressed deep sorrow on Instagram, recognizing McCallum’s legacy as a talented actor and author. They expressed gratitude for CBS, which had been his home for many years, and extended heartfelt condolences to his wife Katherine and their entire family.