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Robert Cummings as Professor Sutwell |
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Dorothy Malone as Marianne |
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Frankie Avalon as Frankie |
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Annette Funicello as Dolores |
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Morey Amsterdam as Cappy |
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Harvey Lembeck as Eric Von Zipper |
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Eva Six as Ava |
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John Ashley as Ken |
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Jody McCrea as Deadhead |
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Dick Dale as Himself |
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Andy Romano as J.D. |
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Jerry Brutsche as The Ratz |
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Bob Harvey as The Ratz |
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John Macchia as The Ratz |
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Alberta Nelson as The Mice |
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Linda Rogers as The Mice |
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David Landfield as Ed |
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Valora Noland as Rhonda |
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Bob Payne as Tom |
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Pam Colbert as Surfer |
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Delores Wells as Sue |
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Johnny Fain as Surfer |
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Meredith MacRae as Beach Girl |
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John Beach as Beach Boy |
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Lorrie Summers as Beach Girl |
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Roger Bacon as Tour Guide |
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Luree Holmes as Beach Girl |
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Michael Nader as Beach Boy |
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Laura Nicholson as Beach Girl |
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Mickey Dora as Beach Boy |
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Donna Russell as Surfer |
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Ed Garner as Surfer |
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Candy Johnson as Perpetual Motion Dancer |
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Vincent Price as Big Daddy |
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Duane Ament as Big Boy (uncredited) |
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Marlo Baers as Beach Girl (uncredited) |
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Brent Battin as Beach Boy (uncredited) |
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Roger Christian as Beach Boy (uncredited) |
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Ashlyn Martin as Surfer (uncredited) |
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Bill Parker as Beach Boy (uncredited) |
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Bill Slosky as Beach Boy (uncredited) |
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Gary Usher as Beach Boy (uncredited) |
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Yvette Vickers as Blonde Yoga Girl (uncredited) |
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Susan Yardley as Surfer (uncredited) |
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Carey Foster as Beach Girl (uncredited) |
| Writing | Lou Rusoff | Writer |
| Directing | William Asher | Director |
| Sound | Al Bird | Sound Editor |
| Sound | Don Rush | Sound |
| Sound | Al Simms | Music Coordinator |
| Production | Bartlett A. Carré | Production Supervisor |
| Production | Robert Agnew | Unit Manager |
| Costume & Make-Up | Carlie Taylor | Makeup Artist |
| Costume & Make-Up | Scotty Rackin | Hairdresser |
| Production | Robert Dillon | Associate Producer |
| Sound | Eve Newman | Music Editor |
| Directing | Clark L. Paylow | Assistant Director |
| Editing | Homer Powell | Editor |
| Production | Lou Rusoff | Producer |
| Art | Harry Reif | Set Decoration |
| Production | James H. Nicholson | Producer |
| Camera | Kay Norton | Director of Photography |
| Sound | Les Baxter | Original Music Composer |
| Production | Samuel Z. Arkoff | Executive Producer |
| Art | Daniel Haller | Art Direction |
| Costume & Make-Up | Marjorie Corso | Costume Design |
| Directing | Jean Lippman | Script Supervisor |
| Art | John Ceniga | Props |
