Superman' Rerelease to Launch Warner Bros.' U.K. Centennial Bash - Variety
Superman (1978 film) - Wikipedia
Superman (film 1978) - Wikipedia
Batman v. Superman: Who wins at the box office? - Los Angeles Times
How 'Superman' gave rise to superhero movies 40 years ago - The Washington Post
Superman (1978) - IMDb
Superman - Box Office Mojo
Superman (1978 film) | Comic Book Media
Superman (1978) — Gloria Theatre
Marlon Brando's Brief Role for Big Bucks Helped 'Superman' Get Made - Variety
Superman: The Movie [4K Ultra-HD] [1978] [Blu-ray]: Amazon.de: Marlon Brando, Gene Hackman, Christopher Reeve, Margot Kidder, Ned Beatty, Jackie Cooper, Glenn Ford, Trevor Howard, Jack O'Halloran, Valerie Perrine, Richard Donner: DVD &
Superman Ultimate Collection (DVD, 1978) for sale online | eBay
Superman - Film 1978 - FILMSTARTS.de
Superman (1978) - IMDb
Superman (1978) - IMDb
Superman (1978) - Film | cinema.de
Superman (1978) - IMDb
Superman (1978) – Wikipedia
Superman (1978) - IMDb
How much money did the 1978 movie Superman make? - Quora
How much money did the 1978 movie Superman make? - Quora