Casting

Director

Dan Curtis

Producer

Dan Curtis, Robert Singer

Writer

Richard Matheson

Original Music Composer

Bob Cobert

Director of Photography

Ric Waite

Editor

Dennis Virkler

Art Direction

Trevor Williams

Set Decoration

Dennis W. Peeples

Makeup Artist

Frank Westmore

Ed Begley Jr.
Ed Begley Jr.Frank
E.J. André
E.J. AndréMr. McCauley
Ann Doran
Ann DoranMrs. McCauley
Christina Hart
Christina HartHelen
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Orin CannonOld Farmer
?
Jean Le BouvierMrs. Cantrell
?
Dick McGarvinMr. Dorset
?
Karen HurleyMr. Dorset
Patrick Macnee
Patrick MacneeDr. Gheria
Anjanette Comer
Anjanette ComerAlexis
Elisha Cook Jr.
Elisha Cook Jr.Karel
Horst Buchholz
Horst BuchholzMichael
Joan Hackett
Joan HackettMother
Lee Montgomery
Lee MontgomeryBobby
Michael Talbott
Michael TalbottVinnie McCauley (uncredited)
?
Gail BowmanMaria (uncredited)
John Dehner
John DehnerNarrator (voice) (uncredited)
?
Joan LemmoEva (uncredited)
?
Jeff ReeseYoung Man (uncredited)
?
Lars GreenDemonic Bobby (uncredited)