

A corpse has 24 hours to mastermind a good deed without leaving his crypt, to go "up there" and have his youth restored.
Costume
The invisible bikini itself—peak 1960s exploitation absurdity.
Practical Effects
Gorilla suit chaos and haunted house booby traps, zero CGI.
Director
Don Weis
Trivia, insights & behind the scenes
This was the seventh and final official 'Beach Party' film, and the only one without Frankie Avalon or Annette Funicello.
The 'invisible bikini' was pure marketing—there's no actual invisible swimsuit in the film, just a transparent one in poster art.
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