Peter Ustinov
Marcus Pendleton / Caesar Smith
Maggie Smith
Patty Terwilliger Smith
Karl Malden
Carlton J. Klemper
Bob Newhart
Willard C. Gnatpole
Robert Morley
Caesar Smith
Cesar Romero
Customs Inspector
Elizabeth Counsell
Miss Glyn
Margaret Courtenay
Mrs. Hubbard
Lynda Baron
Louise the Waitress
Sean Barry-Weske
Hippie in Boutique
Paul Dawkins
Pritchard
Paul Farrell
Larry
Raymond Huntley
Bayswater
Peter Jones
Prison Governor
Anthony Sharp
Hollis
Kynaston Reeves
Quayle
Crew
Peter Ustinov
Writer
Eric Till
Director
Ira Wallach
Writer
Mildred Freed Alberg
Producer
John Grover
Assistant Editor
Joy Mercer
Continuity
Douglas Twiddy
Production Manager
Irene Howard
Casting
Mike Higgins
Third Assistant Director
Kenneth Higgins
Director of Photography
Richard Marden
Editor
Laurie Johnson
Original Music Composer
Ted Sturgis
Assistant Director
Germinal Rangel
Costume Design
Allan Sones
Sound Editor
Gerry Turner
Sound Recordist
William C. Andrews
Art Direction
A.W. Watkins
Recording Supervision
Peter Allwork
Camera Operator
J.B. Smith
Sound Mixer