Superman IV: The Quest For Peace

Superman IV: The Quest for Peace is a 1987 superhero film, the last of the Superman theatrical movies starring Christopher Reeve as the Man of Steel. In this film, Superman battled Lex Luthor (Gene Hackman) and his creation, a solar-powered evil clone of Superman called Nuclear Man. Unlike the previous three movies, which were produced by Alexander and Ilya Salkind, the fourth movie was produced by Golan-Globus' Cannon Films, in association with Warner Bros. Clark Kent / Superman learns that the United States and the Soviet Union may soon engage in nuclear war, threatening the survival of the planet. Before taking action, he departs to the North Pole to seek advice from the spirits of his Kryptonian ancestors at the Fortress of Solitude, who warn him to not interfere, but rather flee to other worlds where war is long forgotten. At a meeting of the United Nations, he tells the assembly that he is going to rid the Earth of all nuclear weapons. Over the next several days, Superman... full article at wikipedia