Laura Matson
Marguerite Chapman
Joey Faust
Douglas Kennedy
State Policeman
Stacy Morgan
Security Guard
Norman Smith
Major Paul Krenner
James Griffith
Dr. Peter Ulof
Ivan Triesault
Julian
Boyd 'Red' Morgan
Maria Ulof
Cormel Daniel
Drake
Edward Erwin
Smith
Jonathan Ledford
Patrick Cranshaw
Dennis Adams
Director
Edgar G. Ulmer
Makeup Artist
Jack Pierce
Original Music Composer
Darrell Calker
Director of Photography
Meredith M. Nicholson
Producer
Lester D. Guthrie
Production Design
Ernst Fegté
Executive Producer
Robert L. Madden
Editor
Jack Ruggiero
John Miller
Visual Effects
Howard A. Anderson
Sound Editor
Don Olson
Music Editor
Gilbert D. Marchant
Set Dresser
Louise Caldwell
Property Master
Joe Sullivan
Assistant Director
Leonard J. Shapiro
Sound Mixer
Earl Snyder
Grip
George Fenaja
Electrician
Frank Leonetti
Script Supervisor
Shirley Ulmer
Camera Operator
Jack McCoskey
Special Effects
Roger George
Wardrobe Master
Jack Masters
Screenplay
Jack Lewis