Superman (1978 film) father on Earth. "Superman" was originally scheduled to be released in June 1978, the 40th anniversary of "Action Comics 1", which first introduced Superman, but the problems during filming pushed the film back by six months. Editor Stuart Baird reflected, "Filming was finished in October 1978 and it is a miracle we had the film released two months later. Big-budgeted films today tend to take six to eight months." Donner, for his part, wished that he had "had another six months; I would have perfected a lot of things. But at some point, you've gotta turn the picture over." Warner
Superman (Salkind films) where once again he comes face to face with Luthor and his new creation from Superman's DNA called Nuclear Man. A spin-off film called "Supergirl", based on the comics character Supergirl, starred Helen Slater as the cousin of Superman. Christopher Reeve was originally planned to have a cameo appearance in it but bowed out early on. The development process behind the creation of DC Comics character Superman in the "Superman" film by Mario Puzo, David Newman, Leslie Newman and Robert Benton was conceived when Ilya Salkind bought the rights for Superman in film. Many A-list directors and actors were sought