Wonder Woman [Diana Prince]; General Darnell; Steve Trevor; Etta Candy; the Holliday Girls [Virginia True; rest unnamed]; Eve Brown; Dean Strikt (introduction); Count Mephisto Saturno (villain, introduction); Eviless (villain, Emperor of Saturn, introduction); the Saturnians (villains, introduction for all)
Two strange events: a girl trapped underwater in seaweed and a strange radio message that cuts across General Darnell's speech, leads Wonder Woman to discover an invasion from the planet Saturn is about to occur.
Wonder Woman [Diana Prince]; Steve Trevor; Etta Candy; Count Mephisto Saturno (villain); Eviless (villain); the Saturnians (villains)
After the sentencing of Count Saturno to 99 years imprisonment, Diana Prince and the rest of the nation wake up one morning with feelings of weakness and lassitude. Wonder Woman recognizes this situation to be the prelude to the Saturn invasion.