Frank Davis
John P. Ryan
Lenore Davis
Sharon Farrell
Chris
Daniel Holzman
Secretary
Diana Hale
Expectant Father
Patrick McAllister
W. Allen York
Gwil Richards
Jerry Taft
Gerald York
The Professor
Andrew Duggan
Bob Clayton
Guy Stockwell
Lt. Perkins
James Dixon
The Captain
Michael Ansara
The Executive
Robert Emhardt
Charley
William Wellman Jr.
The Doctor
Shamus Locke
Nurse
Nancy Burnett
Original Music Composer
Bernard Herrmann
Conductor
Orchestrator
Second Unit Director of Photography
Jeffrey L. Kimball
Makeup Artist
Rick Baker
Special Effects Makeup Artist
Director
Larry Cohen
Writer
Producer
Editor
Peter Honess
Executive Producer
Peter Sabiston
Co-Producer
Janelle Webb
Director of Photography
Fenton Hamilton
Production Design
Bob Biggart
Pat Somerset
Sound Effects
Special Effects
Still Photographer
Gary Leonard
Gaffer
Bill Williams
Assistant Camera
Robert Isenberg
Script Supervisor
John Dorr
Production Assistant
Bob Cohen
Reid Freeman
Production Consultant
Steve Salkin