In the fourth of the highly successful Frankie and Annette beach party movies, a motorcycle gang led by Eric Von Zipper kidnaps singing star Sugar Kane managed by Bullets, who…

Frankie Avalon and George Nader (that guy from “The Robot Monster”) are a couple of wise-cracking, swingin’ secret agents. Their enemy is Shirley Eaton as Su-Muru, who plans to remove…