| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alfred Newman | Crew | Sound | Original Music Composer |
 Allen McNeil | Crew | Editing | Editor |
 Arthur C. Miller | Crew | Camera | Director of Photography |
 Darryl F. Zanuck | Crew | Production | Executive Producer |
 Dudley Nichols | Crew | Writing | Screenplay |
Eugene Grossman | Crew | Sound | Sound |
 Fritz Lang | Crew | Directing | Director |
Geoffrey Household | Crew | Writing | Novel |
Kenneth Macgowan | Crew | Production | Producer |
Richard Day | Crew | Art | Art Direction |
Roger Heman Sr. | Crew | Sound | Sound |
Thomas Little | Crew | Art | Set Decoration |
 Travis Banton | Crew | Costume & Make-Up | Costume Design |
Wiard B. Ihnen | Crew | Art | Art Direction |
Adolf E. Licho | Cast | Actor | |
 Adolph Milar | Cast | Actor | |
Arno Frey | Cast | Actor | |
Bobby Hale | Cast | Actor | Costermonger (uncredited) |
 Bruce Lester | Cast | Actor | |
Carl Ekberg | Cast | Adolf Hitler | |
 Charles Bennett | Cast | Actor | |
Clifford Severn | Cast | ||
 Cyril Delevanti | Cast | Actor | Cab Driver (uncredited) |
 Douglas Gerrard | Cast | Actor | |
 Egon Brecher | Cast | Actor | Jeweler |
 Eily Malyon | Cast | Actress | Postmistress |
Frank Benson | Cast | Actor | |
 Frederick Vogeding | Cast | Actor | |
 Frederick Worlock | Cast | Actor | Lord Gerald Risborough |
 George Sanders | Cast | Actor | Major Quive-Smith |
Hans Joby | Cast | ||
 Heather Thatcher | Cast | Actress | Lady Alice Risborough |
 Herbert Evans | Cast | Actor | Reeves (uncredited) |
 Holmes Herbert | Cast | Actor | Saul Farnsworthy |
 Joan Bennett | Cast | Actress | Jerry Stokes |
 John Carradine | Cast | Actor | Mr. Jones |
John Rogers | Cast | Actor | |
Keith Hitchcock | Cast | Actor | |
 Kurt Kreuger | Cast | Actor | German Attaché (uncredited) |
 Lester Matthews | Cast | Actor | Major (uncredited) |
 Lucien Prival | Cast | Actor | |
 Ludwig Stössel | Cast | Actor | Doctor |
 Olaf Hytten | Cast | Actor | Piel - Saul's Law Clerk (uncredited) |
 Otto Reichow | Cast | Actor | |
 Richard Fraser | Cast | Actor | |
Robert R. Stephenson | Cast | Actor | |
 Roddy McDowall | Cast | Actor | Vaner |
 Roger Imhof | Cast | Actor | Captain Jensen |
 Sven Hugo Borg | Cast | Actor | |
 Ted Billings | Cast | Actor | |
Virginia McDowall | Cast | ||
Walter Bonn | Cast | ||
 Walter Pidgeon | Cast | Actor | Captain Alan Thorndike |
 Wilhelm von Brincken | Cast | Actor | |
 William Haade | Cast | Actor | |
Carl Ottmar | Cast | ||
| Person | Type | Job | Role(s) |
