14 Beloved NCIS Actors Who Have Passed Away

David McCallum, renowned for his portrayal of Dr. Donald “Ducky” Mallard, brought warmth and wisdom to the role. He joined the series in 2003 at the age of 70 and continued until his passing on September 25, 2023, at 90. McCallum was not only an actor but also a musician and author, leaving an indelible mark on television history.