21. "Superman: The Atomic Disintegrator", "Pep Morgan: The Florida Handicap Race", "Chuck Dawson: Kidnappers", "Clip Carson: The Gun-Running Racket", "Tex Thomson: The Doll Murders", "Three Aces: The Lost Scot Gold Mine", "Zatara: The Deaths on the Moor"

Now living in the body of movie star Delores Winters, the evil Ultra-Humanite uses his feminine wiles to lure, then abduct, atomic scientist Terry Curtis. Humanite forces Terry to build him an atomic disintegrator, mounts it on an airplane, and uses it to blackmail the city of Metropolis.