David Norliss
Roy Thinnes
Sanford T. Evans
Don Porter
Man in Langdon Gallery
George DiCenzo
Larry Mather
Patrick Wright
James Raymond Cort
Nick Dimitri
Ellen Sterns Cort
Angie Dickinson
Sheriff Tom Hartley
Claude Akins
Marsha Sterns
Michele Carey
Mme. Jeckiel
Vonetta McGee
Charles Langdon
Hurd Hatfield
George Rosen
Robert Mandan
Truck Driver
Stanley Adams
Sargoth
Bob Schott
Director
Dan Curtis
Producer
Music
Bob Cobert
Stunt Coordinator
Dick Ziker
Teleplay
William F. Nolan
Story
Fred Mustard Stewart
Production Manager
Joe Wonder
Editor
John F. Link
Special Effects
Roger George
Art Direction
Trevor Williams
Music Editor
John Mick
Set Decoration
Reg Allen
Makeup Artist
Fred B. Phillips
Script Supervisor
Dan Alexander
Casting
Hoyt Bowers
Director of Photography
Ben Colman
Assistant Director
Jack Bohrer