Cast & Crew
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Leslie HowardProfessor Horatio Smith - Mary MorrisLudmilla Koslowski
- Francis L. SullivanGeneral von Graum
- Hugh McDermottDavid Maxwell
- Raymond HuntleyMarx
- Manning WhileyBertie Gregson
- Peter GawthorneSidimir Koslowski
- Allan JeayesDr. Benckendorf
- Dennis ArundellHoffman
- Joan Kemp-WelchSchool-Teacher
- Philip FriendSpencer
- Lawrence KitchenClarence Elstead
- David TomlinsonSteve
- Basil ApplebyJock MacIntyre
- Percy WalshDvorak
- Roland PertweeEmbassy Official-Sir George Smith
- A.E. MatthewsEarl of Meadowbrook
- Aubrey MallalieuDean
- Leslie HowardDirector
- Leslie HowardProducer
- John GreenwoodMusic