On a scientific expedition to Siam young Billy Batson is given the ability to change himself into the super-powered Captain Marvel by the wizard Shazam, who tells him his powers…

Dr. Richard Marlowe uses a combination of voodoo rite and hypnotic suggestion, attempting to revive his beautiful, but long-dead, wife, by transferring the life essences of several hapless young girls…

Conducting weird scientific experiments, crazed Dr. James Brewster, aided by his colleague Dr. Randall, has managed to transform himself into a hairy, stooped-over ape-man. Desperately seeking a cure, Brewster believes…