| Person | Type | Job | Role(s) |
|---|---|---|---|
 Aaron Stell | Crew | Editing | Editor |
Alistair MacLean | Crew | Writing | Novel |
 Bob Simmons | Crew | Crew | Stunt Coordinator |
Edward Muhl | Crew | Production | Executive In Charge Of Production |
Erich von Stroheim Jr. | Crew | Directing | Assistant Director |
Euan Lloyd | Crew | Production | Associate Producer |
Herbert E. Mendelson | Crew | Production | Production Manager |
Jean Hazlewood | Crew | Writing | Screenplay |
 John Williams | Crew | Sound | Original Music Composer |
Joseph Gershenson | Crew | Sound | Music Supervisor |
Ken Buckle | Crew | Crew | Stunts |
Leo Bei | Crew | Costume & Make-Up | Wardrobe Master |
Margarete Pitter | Crew | Costume & Make-Up | Hairstylist |
Mutz Greenbaum | Crew | Camera | Director of Photography |
 Phil Karlson | Crew | Directing | Director |
 Richard Widmark | Crew | Production | Producer |
Werner Schlichting | Crew | Art | Art Direction |
Isabella Schlichting | Crew | Art | Art Direction |
Kurt Schwarz | Crew | Sound | Sound |
Peter Allwork | Crew | Camera | Camera Operator |
Rudolf Ohlschmidt | Crew | Costume & Make-Up | Makeup Artist |
Georg von Block | Crew | Production | Production Manager |
André Farsch | Crew | Directing | Assistant Director |
Tibor Simanyi | Crew | Crew | Technical Advisor |
Herta Friedl | Crew | Directing | Continuity |
 Ady Berber | Cast | Actor | Sandor |
 Charles Regnier | Cast | Actor | The Count |
 Elisabeth Neumann-Viertel | Cast | Actress | Olga |
Georg Köváry | Cast | Language Professor | |
 Heinz Moog | Cast | Actor | Minister Sakenov |
Helmut Janatsch | Cast | Actor | Janos |
 Howard Vernon | Cast | Actor | Colonel Hidas |
 Hubert von Meyerinck | Cast | Actor | Sheffler |
 Jochen Brockmann | Cast | Actor | The Commandant |
 John Horsley | Cast | Actor | Jon Brainbridge |
Oskar Wegrostek | Cast | Actor | The Fat Man |
 Raoul Retzer | Cast | Actor | Special Agent |
 Reinhard Kolldehoff | Cast | Actor | The Count's Man |
Richard Widmark | Cast | Actor | Michael Reynolds |
Rudolf Rösner | Cast | Actor | The Count's Man |
 Senta Berger | Cast | Actress | Elsa |
 Sonja Ziemann | Cast | Actress | Julia |
 Stefan Schnabel | Cast | Actor | Border Official |
 Walter Rilla | Cast | Actor | Jancsi |
 Walter Wilz | Cast | Actor | Peter |
Brigitte Brunmüller | Cast | Waitress | |
| Person | Type | Job | Role(s) |
