Paul Newman

Andrew Craig

Edward G. Robinson

Max Stratman/Walter Stratman

Elke Sommer

Inger Lisa Andersson

Diane Baker

Emily Stratman

Micheline Presle

Denise Marceau

Gérard Oury

Claude Marceau

Sergio Fantoni

Carlo Farelli

Kevin McCarthy

John Garrett

Leo G. Carroll

Bertil Jacobsson

Sacha Pitoëff

Dranyi

Jacqueline Beer

Monique Souvir

John Wengraf

Hans Eckhart

Don Dubbins

Ivar Cramer, Light Henchman

Virginia Christine

Mrs. Bergh, Chaperon

Rudolph Anders

Mr. Rolfe Bergh - Chaperon

Martine Bartlett

Saralee Garrett

Karl Swenson

Hilding

John Qualen

Oscar

Ned Wever

Clark Wilson

Bess Flowers

Lady In Audience (uncredited)

Britt Ekland

Nudist (uncredited)

Colin Kenny

Guest at Awards Ceremony (uncredited)

Bert Stevens

Guest at Award Ceremony (uncredited)

Arthur Tovey

Waiter at Reception (uncredited)

Lori Williams

Dancer (uncredited)

Sigrid Petterson

Speaker at Nudist meeting (uncredited)

Lars Passgård

Swedish man (uncredited)

Grazia Narciso

Madame Farelli (uncredited)

Annalena Lund

Blonde at Nightclub (uncredited)

George Boyce

Party Guest (uncredited)

Noel Drayton

Constable Strohm (uncredited)

Stuart Hall

Guest at Awards Ceremony (uncredited)

Mark Robson

Director

Jerry Goldsmith

Original Music Composer

Irving Wallace

Novel

Pandro S. Berman

Producer

William H. Daniels

Director of Photography

George W. Davis

Art Direction

Urie McCleary

Art Direction

Henry Grace

Set Decoration

Kathryn Hereford

Associate Producer

Richard Pefferle

Set Decoration

Sydney Guilaroff

Hairstylist

John Truwe

Makeup Artist

William Tuttle

Makeup Designer

Hank Moonjean

Assistant Director

Franklin Milton

Recording Supervision

A. Arnold Gillespie

Visual Effects

Robert R. Hoag

Visual Effects

J. McMillan Johnson

Visual Effects

Bill Thomas

Wardrobe Designer

Charlie Picerni

Stunts

Adrienne Fazan

Editor

Ernest Lehman

Screenplay