Captain Marvel (DC Comics) abilities. Based on book sales, the character was the most popular superhero of the 1940s, outselling even Superman. Fawcett expanded the franchise to include other "Marvels", primarily Marvel Family associates Mary Marvel and Captain Marvel Jr., who can harness Billy's powers as well. Captain Marvel was also the first comic book superhero to be adapted into film, in a 1941 Republic Pictures serial titled "Adventures of Captain Marvel". Fawcett ceased publishing Captain Marvel-related comics in 1953, partly because of a copyright infringement suit from DC Comics, alleging that Captain Marvel was a copy of Superman. In 1972, DC licensed the
Adventures of Captain Marvel the Republic serial as his initial inspiration in his handling of the Captain Marvel characters. Adventures of Captain Marvel Adventures of Captain Marvel is a 1941 American 12-chapter black-and-white movie serial from Republic Pictures, produced by Hiram S. Brown, Jr., directed by John English and William Witney, that stars Tom Tyler in the title role of Captain Marvel and Frank Coghlan, Jr. as his alter ego, Billy Batson. This serial was adapted from the popular Captain Marvel comic book character then appearing in Fawcett Comics publications "Whiz Comics" and "Captain Marvel Adventures". "Adventures of Captain Marvel" was the 21st of