Noel Darleen Neill was an American actress, pin-up girl, and model. She played Lois Lane in the film serials Superman (1948) and Atom Man vs. Superman (1950), as well as the 1950s television series Adventures of Superman. She appeared in 80 films and television series in her career.

Kirk Alyn was an American actor, best known for being the first actor to play the DC Comics character Superman in live-action for the 1948 movie serial Superman and its 1950 sequel Atom Man vs. Superman, as well as fellow DC Comics characters Blackhawk from the Blackhawk movie serial in 1952, and Lois Lane's father Sam Lane in 1978's Superman: The Movie.