Cast (23)
Peter CushingDr. Victor Stein
Francis MatthewsDr. Hans Kleve
Eunice GaysonMargaret Conrad
Michael GwynnKarl
John WelshBergman
Lionel JeffriesFritz
Oscar QuitakDwarf
Richard WordsworthUp Patient
John StuartInspector
Michael RipperKurt
Charles Lloyd PackPresident
Arnold DiamondMolke
Marjorie GresleyCountess Barscynska
Anna WalmsleyVera Barscynska
George WoodbridgeJanitor
Ian WhittakerBoy
Avril LeslieGirl
John Tatham
Eugene Leahy
Charles Gilliard
