Cast
Stuart Whitman
Dr. McCarter Purvis
Sandy Dennis
Dr. Enid Bingham
Burl Ives
T.M. Trask
Tom Harvey
McBride
Robert Goodier
Dr. Wilfrid Morton
Ron Hartmann
Dr. John Emmett
Jack Creley
Dr. George Simmons
Allen Doremus
Dr. Carl Bryant
Kenneth James
Clinton
Joseph Shaw
Dr. Franz Heinemann
Clem Hambourg
Pianist
Harvey Fisher
Copter Pilot
Robert Warner
Guard #1
John S. Davies
Doctor
V.K. Saini
V.K. Saini
George Pyfrom
Surgeon #2
Claudia Koropecki
Surgeon #3
Nina Keogh
Trask's Nurse (uncredited)
Robert Mann
Guard #3
James Forrest
Guard #4
Crew
Directing
Alan Simmonds
Assistant Director
Brian Walker
Assistant Director
Ruby Renaut
Continuity
John Trent
Director
Editing
Honor Griffith
Assistant Editor
Ron Wisman
Editor
Françoise Franque
Negative Cutter
Michael Manne
Editor
Lighting
Chris Holmes
Gaffer
Production
Terence Dene
Producer
Marilyn Stonehouse
Production Manager
Pamella Barney
Casting
Henry Denker
Executive Producer
Edgar J. Scherick
Executive Producer
Tony Lucibello
Assistant Production Manager
Sound
Dolores Claman
Music
Ralph Brunjes
Sound Editor
Russel Heise
Sound Mixer
John Aldred
Sound Recordist
Roy Smith
Orchestrator
Ron Wisman
Sound Editor
Writing
Henry Denker
Writer