Diana and the Holliday Girls are aboard a ship protected by an invention of Wonder Woman's called the anti-submarine shield. After a successful test, a spy aboard ship disables the device and steals the key component, and the Amazon Princess must recover it.; A notorious criminal plans and directs fool-proof crimes from his prison cell.; After foiling a hold-up attempt on Joan and Jay, Winky decides that maybe the life of a professional wrestler is more suited to his abilities. The Flash steps in when the underworld sees money to be made on the nit-wit's abilities.; Homer Wolfe infilitrates the underworld to gain information about the King, which he uses to disguise himself as our hero and then blackmails the Witch!; A clever Nazi agent, disguised at Dr. Popescu, addresses a meeting of Rumanian refugees, promising to use his influence to bring relatives of the club members to America. But Sargon discovers this to be a subtle blackmail scheme.; Gus wants to get married, but his bride to be is out to get him.