Freddie FrancisDirector
Jack PalanceRonald Wyatt
Burgess MeredithDr. Diabolo
Beverly AdamsCarla Hayes
Peter CushingLancelot Canning
Barbara EwingDorothy Endicott
Michael BryantColin Williams
Maurice Denham
John StandingLeo Winston
Robert HuttonBruce Benton
John PhillipsEddie Storm
Michael RipperGordon Roberts
Bernard KayDr. Heim
Catherine FinnNurse Parker
Ursula HowellsMiss Maxine
Niall MacGinnisDr. Silversmith
Timothy Bateson
David BauerMike Charles
Nicole ShelbyMillie
Clytie JessopAtropos
Michael HawkinsConstable
Hedger Wallace
Frank Forsyth
Roy StevensConstable
Geoffrey Wallace
James CopelandFred
Norman ClaridgePolice Sergeant
Roy GoldfreyCollector
Barry LowTramp
