Kirk Alyn returns as Superman to battle Lex Luthor who is using a teleportation device and a new identity as Atom Man in his criminal plans.This serial features the first actor to return as a comic book character and the first appearance of Lex Luthor. Complete with scientific gadgetry, animated special effects and the smuggest Superman you'll ever see. Mike Richko joins as the special guest to bring his white hot hate of Perry White.