Professor Sutwell

Bob Cummings

Marianne

Dorothy Malone

Dolores

Annette Funicello

Frankie

Frankie Avalon

Cappy

Morey Amsterdam

Eric Von Zipper

Harvey Lembeck

Deadhead

Jody McCrea

Ava

Eva Six

Ken

John Ashley

Musician

Dick Dale

Ed

David Landfield

Ed

David Lanfield

J.D.

Andy Romano

The Ratz

Jerry Brutsche

Sue

Dolores Wells

Sue

Delores Wells

The Ratz

Bob Harvey

Rhonda

Valora Noland

Tom

Bob Payne

The Ratz

John Macchia

The Mice

Alberta Nelson

Big Boy (uncredited)

Duane Ament

The Mice

Linda Rogers

Perpetual Motion Dancer

Candy Johnson

Tour Guide

Roger Bacon

Blonde Yoga Girl (uncredited)

Yvette Vickers

Yogi Girl

Sharon Garrett

Surfer

Pam Colbert

Surfer

Johnny Fain

Beach Girl

Meredith MacRae

Beach Boy

John Beach

Beach Girl

Lorrie Summers

Margaret Mason

Beach Girl

Luree Holmes

Beach Boy

Michael Nader

Beach Girl

Laura Nicholson

Beach Boy

Mickey Dora

Surfer

Donna Russell

Surfer

Ed Garner

Big Daddy

Vincent Price

Beach Girl (uncredited)

Marlo Baers

Beach Boy (uncredited)

Brent Battin

Brunette Yoga Girl (uncredited)

Roger Christian

Surfer (uncredited)

Ashlyn Martin

Beach Boy (uncredited)

Bill Parker

Beach Boy (uncredited)

Bill Slosky

Beach Boy (uncredited)

Gary Usher

Surfer (uncredited)

Susan Yardley

Beach Girl (uncredited)

Carey Foster