Superman (Salkind films) adopted a high protein diet. He added of muscle to his thin frame. He later made even higher gains for "Superman III" (1983), though for "" (1987), he decided it would be healthier to focus more on cardiovascular workouts. One of the reasons Reeve could not work out as much for "" was an emergency appendectomy he had in June 1986. Reeve was never a Superman or comic book fan, though he had watched "Adventures of Superman" starring George Reeves. Reeve found the role offered a suitable challenge because it was a dual role. He said, "there must be some
Superman budget of $55 million (AFI $). It is the most successful Superman feature film to date in terms of box office revenue adjusted for inflation. The soundtrack was composed by John Williams and was nominated for an Academy Award; the title theme has become iconic. "Superman" (1978) was the first big-budget superhero movie, and its success arguably paved the way for later superhero movies like "Batman" (1989) and "Spider-Man" (2002). The 1978 movie spawned four sequels: "Superman II" (1980), "Superman III" (1983), "" (1987) and "Superman Returns" (2006); the last of which replaced Reeve with Brandon Routh. In 2013, "Man