Superhero film as action, horror, fantasy, comedy etc. Almost immediately after superheroes rose to prominence in comic books, they were adapted into Saturday film serials aimed at children, starting with "Mandrake The Magician" (1939). Serials such as "Adventures of Captain Marvel" (1941), "Batman" (1943), "The Phantom" (1943), "Captain America" (1944), and "Superman" (1948) followed. In the following decades, the decline of Saturday serials and turmoil in the comic book industry put an end to superhero motion pictures, with the exception of "Superman and the Mole Men", starring George Reeves, which was a trial balloon for the television series "Adventures of Superman", compilations
Superhero This era saw the debut of first known female superhero, writer-artist Fletcher Hanks's character Fantomah, an ageless ancient Egyptian woman in the modern day who could transform into a skull-faced creature with superpowers to fight evil; she debuted in Fiction House's "Jungle Comic" #2 (Feb. 1940), credited to the pseudonymous "Barclay Flagg". The Invisible Scarlet O'Neil, a non-costumed character who fought crime and wartime saboteurs using the superpower of invisibility created by Russell Stamm, would debut in the eponymous syndicated newspaper comic strip a few months later on June 3, 1940. One superpowered character was portrayed as an antiheroine, a