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
Orchestrator
Conductor
Second Unit Director of Photography
Jeffrey L. Kimball
Makeup Artist
Rick Baker
Special Effects Makeup Artist
Director
Larry Cohen
Writer
Producer
Editor
Peter Honess
Gaffer
Bill Williams
Production Design
Pat Somerset
Sound Effects
Still Photographer
Gary Leonard
Executive Producer
Peter Sabiston
Bob Biggart
Special Effects
Assistant Camera
Robert Isenberg
Co-Producer
Janelle Webb
Director of Photography
Fenton Hamilton
Script Supervisor
John Dorr
Production Assistant
Reid Freeman
Production Consultant
Steve Salkin
Bob Cohen