Cast
Leslie Howard
Professor Horatio Smith
Francis L. Sullivan
General von Graum
Mary Morris
Ludmilla Koslowski
Hugh McDermott
David Maxwell
Raymond Huntley
Marx
Manning Whiley
Bertie Gregson
Peter Gawthorne
Sidimir Koslowski
Allan Jeayes
Dr Benckendorf
Dennis Arundell
Hoffman
Joan Kemp-Welch
School-Teacher
Crew
Leslie Howard
Director
Anatole de Grunwald
Screenplay
John Dennis
Sound Recordist
Leslie Howard
Producer
Wolfgang Wilhelm
Original Story
Muir Mathieson
Music Director
A.W. Watkins
Recording Supervision
Mutz Greenbaum
Director of Photography
John Greenwood
Original Music Composer
Sidney Cole
Editorial Manager
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