Boris KarloffNahum Witley
Nick AdamsStephen Reinhart
Suzan FarmerSusan Witley
Freda JacksonLetitia Witley
Terence de MarneyMerwyn
Patrick MageeDr. Henderson
Sheila RaynorMiss Bailey
Harold GoodwinTaxi Driver
Paul FarrellJason
Sydney BromleyPierce
Billy MiltonHenry
Leslie DwyerPotter
Daniel HallerDirector
Jerry SohlScreenplay
H.P. LovecraftShort Story
Pat GreenProducer
Samuel Z. ArkoffExecutive Producer
James H. NicholsonExecutive Producer