Nigel Davenport
Dr. Ernest D. Hubbs
Nigel Davenport
Dr. Ernest D. Hubbs
Michael Murphy
James R. Lesko
Lynne Frederick
Kendra Eldridge
Alan Gifford
Mr. Eldridge
Robert Henderson
Clete
Helen Horton
Mildred Eldridge
David Healy
Radio Announcer (voice) (uncredited)
Saul Bass
Director
Brian Gascoigne
Original Music Composer
Willy Kemplen
Editor
Paul B. Radin
Producer
Dick Bush
Director of Photography
Verena Coleman
Costume Design
John Barry
Art Direction
Freddie Williamson
Makeup Artist
Norman Bolland
Sound Recordist
William P. Cartlidge
Assistant Director
John Richardson
Special Effects
Keith Hamshere
Still Photographer
Eva Monley
Production Manager
Dennis C. Lewiston
Camera Operator
Rosemary Burrows
Wardrobe Supervisor
Saul Bass
Title Designer
Ivo Nightingale
Location Manager
Bob Jones
Sound Mixer
Bill Welch
Construction Manager
Brian Gascoigne
Conductor
Ron Phipps
Production Accountant
Stomu Yamashta
Additional Music
Norman Reynolds
Assistant Art Director
Ken Middleham
Additional Photography
David Vorhaus
Musician
Alan Arnold
Publicist
Rex Neville
Special Effects
Betty Glasow
Hairdresser
Jack Mills
Second Unit Cinematographer
Pamela Carlton
Continuity
John Swan
Electrician
John Poyner
Sound Editor
Iris Rose
Production Secretary
Mayo Simon
Writer