The story of General of the Army Douglas MacArthur, Supreme Allied Commander during World War II and United Nations Commander for the Korean War. "MacArthur" begins in 1942, following the fall of Phillipines, and covers the remarkable career of this military legend up through and including the Korean War and into MacArthur's days of forced retirement after being dismissed from his post by President Truman.

Sinbad must deliver a prince transformed into a monkey to the lands of the Ademaspai to restore him to his human form in time for his coronation. On the way he must contend with the evil witch Zenobia, her son and their magic, and several nasty-looking Ray Harryhausen beasties.