Christopher Lee

J.D. Morley

Boris Karloff

Professor John Marsh

Mark Eden

Robert Manning

Virginia Wetherell

Eve Morley

Barbara Steele

Lavinia Morley

Michael Gough

Elder

Roger Avon

Sergeant Tyson (uncredited)

Michael Warren

Chauffeur (uncredited)

Rosemarie Reede

Esther

Denys Peek

Peter Manning (uncredited)

Ron Pember

Petrol Attendant (uncredited)

Rupert Davies

The Vicar (uncredited)