David Keith McCallum (19 September 1933 – 25 September 2023) was a Scottish actor and musician. After varied film roles in his native Britain, he gained wide recognition in the 1960s for playing secret agent Illya Kuryakin on the American television series The Man from U.N.C.L.E. (1964–68), a role that earned him nominations for two Primetime Emmy Awards and a Golden Globe Award. His other notable television roles include Simon Carter in Colditz (1972–74) and Steel in Sapphire & Steel (1979–82). Beginning in 2003, McCallum gained renewed international popularity for his role as NCIS chief medical examiner Dr. Donald "Ducky" Mallard in the CBS television series NCIS, which he played for 20 seasons until his death in 2023. In film roles, McCallum notably appeared in The Great Escape (1963), and as Judas Iscariot in The Greatest Story Ever Told (1965). A classically-trained musician and multi-instrumentalist, McCallum also recorded several instrumental pop music albums. (Via Wikipedia)
