The Brain
Voltar
Anne HeywoodAnna Holt
Peter van EyckDr. Peter Corrie
Cecil ParkerStevenson
Bernard LeeDr. Frank Shears
Ellen SchwiersElla
Siegfried LowitzMr. Walters
Hans NielsenImmerman
Jeremy SpenserMartin Holt
Maxine AudleyMarion Fane
Jack MacGowranFurber
Miles MallesonDr. Miller
George A. CooperThomas Gabler
Dieter BorscheDr. Miller
Ann SearsStevenson's secretary- Irene RichmondMrs. Gabler
Allan CuthbertsonDa Silva- Bandana Das GuptaMiss Soong
Alister WilliamsonInspector Pike
Patsy RowlandsYoung Woman at Dance Hall (sem créditos)
Bryan PringleDance Hall MC (sem créditos)