Alex
Farrah Fawcett
Major Adam
Kirk Douglas
Benson
Harvey Keitel
Harding (uncredited)
Ed Bishop
Benson (uncredited) (voice)
Roy Dotrice
Technician (uncredited)
Stephanie English
Woman on World Spaceways Ship (uncredited)
Jill Goldston
Vera Goulet
Captain James (uncredited)
Douglas Lambert
2nd Crewman (uncredited)
Christopher Muncke
Director of Photography
Billy Williams
Production Design
Stuart Craig
Director
Stanley Donen
Producer
Screenplay
Martin Amis
Original Music Composer
Elmer Bernstein
Story
John Barry
Costume Design
Anthony Mendleson
Art Direction
Norman Dorme
Set Decoration
Alan Cassie
Executive Producer
Martin Starger
Special Effects
Colin Chilvers
Editor
Richard Marden
Camera Operator
Chic Anstiss
Makeup Department Head
Ann Brodie
David Harcourt
Music Editor
Michael Clifford
Sound Editor
Tony Message
Boom Operator
Ken Nightingall
Sound Mixer
Derek Ball
Production Manager
Terry Clegg
Harry Gillam
Production Accountant
Sid Barnsby
Continuity
Penny Daniels
John Poyner
Hair Department Head
Stephanie Kaye