"Local beach-goers find that their beach has been taken over by a businessman training a stable of body builders."
Frankie Avalon
as Frankie
Annette Funicello
as Dee Dee
Luciana Paluzzi
as Julie
John Ashley
as Johnny
Don Rickles
as Jack Fanny
Peter Turgeon
as Theodore
Jody McCrea
as Deadhead
Dick Dale
as Himself
Candy Johnson
as Candy
Peter Lupus
as Flex Martian (as Rock Stevens)
Valora Noland
as Animal
Delores Wells
as Sniffles
Donna Loren
as Donna
Bob Seven
as Muscle Man
Dan Haggerty
Larry Scott
Chester Yorton
Stephan Merjanian
Gene Shuey
Gordon Case
Alberta Nelson
as Muscle Girl
Amadee Chabot
Duane Ament
as Beach Boy
Gary Usher
Guy Hemric
Roger Christian
Ashlyn Martin
as Beach Girl
Luree Holmes
Lorrie Summers
Darlene Lucht
Maureen O'Connor
Mike Diffenderfer
as Surfer Boy
Michael Nader
Ed Garner
Charles Hasley
Mickey Dora
Johnny Fain
Bill Graham
Larry Shaw
Duane King
Charles Van Artsdalen
Linda Opie Bent
as Surfer Girl
Salli Sachse
Patricia Rane
Kathy Kessler
Mary Hughes
Linda Benson
Morey Amsterdam
as Cappy
Stevie Wonder
as Little Stevie Wonder
Buddy Hackett
as The Rich Business Manager
Peter Lorre
as Mr. Strangdour
William Asher
Director
Robert Dillon
Screenplay
Producer
Anthony Carras
Second Unit Director
Clark L. Paylow
Assistant Director
Lloyd Young
Music Editor
Don Rush
Sound
Al Simms
Music Coordinator
John Monte
Choreographer
Kay Rose
Sound Editor
Joe Wonder
Production Supervisor
Pat Dinga
Special Effects
Les Baxter
Music
Samuel Z. Arkoff
Executive Producer
Harry Reif
Set Decoration
James H. Nicholson
Lucius O. Croxton
Art Direction
Original Music Composer
Story
Marjorie Corso
Costume Design
Eve Newman
Editor
Harold E. Wellman
Director of Photography
Fred R. Feitshans Jr.