On screen
Cast
48 credited performers
Leslie Howard
Professor Horatio Smith
Artwork unavailable
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
Artwork unavailable
Dennis Arundell
Hoffman
Joan Kemp-Welch
School-Teacher
Philip Friend
Spencer
Artwork unavailable
Laurence Kitchin
Clarence Elstead
David Tomlinson
Steve
Artwork unavailable
Basil Appleby
Jock MacIntyre
Artwork unavailable
Percy Walsh
Dvorak
Artwork unavailable
Suzanne Clair
Salesgirl
Roland Pertwee
Embassy Official - Sir George Smith
Charles Paton
Steinhof
Aubrey Mallalieu
Dean
Artwork unavailable
George Street
Schmidt
Artwork unavailable
Oriel Ross
Lady Willoughby
Bryan Herbert
Jaromir
Arthur Hambling
Jordan
Artwork unavailable
Ben Williams
Graubitz
Ernest Butcher
Weber
Artwork unavailable
Mary Brown
Girl Student
Artwork unavailable
W. Phillip
Innkeeper
Artwork unavailable
Ilse Bard
Gretchen
Artwork unavailable
Ernest Verne
German Officer
Artwork unavailable
Hector Abbas
Karl Meyer
Artwork unavailable
Neal Arden
Second Prisoner
Artwork unavailable
Richard George
Prison Guard
Artwork unavailable
Roddy Hughes
Zigor
Hugh Pryse
Wagner
Michael Brennan
Camp Guard with Lantern
Artwork unavailable
Elwyn Brook-Jones
Bit Part
Sebastian Cabot
Bit Role
Artwork unavailable
Peter Cozens
Man
Artwork unavailable
Arthur Denton
Gestapo Man Following Smith
Irene Handl
Bit Part
Artwork unavailable
Vincent Holman
Doctor at Diggings
Ronald Howard
Minor Role
Stuart Latham
Telephone Operator
Michael Rennie
Prison Camp Officer
Artwork unavailable
Charles Rolfe
German Officer at Customs
John Slater
Reporter
Harry Terry
Camp Guard
A.E. Matthews
Earl of Meadowbrook