Dr. Sam Cordell
John Cassavetes
Hank Walden
John Ireland
Pru Keaton
Beverly Cooper
Charlie Prescott
Brian Young
Mrs. Pullman
Barbara Franklin
Ernie Barnes
Neil Dainard
Deena Ferrin
Jennifer Leak
Carolyn Davies
Denise Fergusson
Sally Harper
Helene Udy
Jane Barnes
Michelle Davros
Marge (uncredited)
Mary Pirie
Samson Lead Singer (uncredited)
Bruce Dickinson
Agatha Galen
Helen Hughes
Laura Kincaid
Kerrie Keane
Jenny Cordell
Erin Noble
Tim Galen
Duncan McIntosh
Joe Prescott
Harvey Atkin
Lt. Drivas
Harry Ditson
Mandy Pullman
Mitch Martin
Roy Seeley
Matt Birman
Director
John Hough
Music
Stanley Myers
Screenplay
Producer
Marc Boyman
Assistant Director
Louise Casselman
Casting
Deirdre Bowen
Set Decoration
Hilton Rosemarin
Special Effects Makeup Artist
Maureen Sweeney
Executive Producer
Stephen J. Friedman
Production Design
Edwin Watkins
Production Manager
Mary Kahn
Hairstylist
James Kielev
John M. Eckert
Editor
George Appleby
Clare Walker
Director of Photography
Albert J. Dunk
Robert Wertheimer
Art Direction
Elinor Fairless Hawksley
Susan Longmire
Makeup Supervisor
Katherine Southern
George Franklin
Novel
Ray Russell
First Assistant Director
David Hood