| Director: | Manfred Mosblech |
| Assistant director: | Peter Wolf, Knut Lennartz |
| Screenplay: | Manfred Mosblech |
| Scenario: | Günter Prodöhl |
| Script editor: | Evelyn Heyden |
| Director of photography: | Rolf Sohre |
| Production design: | Georg Wratsch (Szenenbild) |
| Set construction: | Walter Wargel |
| Costume design: | Lydia Fiege |
| Make-up artist: | Karin Kirbst, Stephan Jezierski, Ilse Lichenberg |
| Editing: | Brigitte Bergmann |
| Sound: | Werner Blass |
| Music: | Manfred Lindenberg |
| | |
| Cast: | |
| Bruno Carstens | Hauptmann Wernicke |
| Alexander Papendiek | Oberleutnant Thomas |
| Horst Tronka | Leutnant Timm |
| Helga Göring | Frau Mellin |
| Ivan Malré | Hubert Mellin |
| Peter Reusse | Rolf Mellin |
| Kurt Böwe | Julius Borowski |
| Barbara Dittus | Anna Borowski |
| Georg Leopold | Kommissar Hellwig |
| Elfriede Florin | Frau Dr. Theuerkauf |
| Rolf Ripperger | Gerichtsvorsitzender |
| Steffen Klaus | Hauptmann Gerstner |
| Ernst Peter Berndt | Förster Seemann |
| Hans Zimmermann | Kriminalist Brinkmann |
| Erich Breese | KT-Mann |
| Lutz Stückrath | Falscher Polizist |
| Herbert Manz | Falscher Polizist |
| | |
| Production company: | DEFA-Studio für Spielfilme (Potsdam-Babelsberg) |
| Commissioned by: | Deutscher Fernsehfunk (DFF) (Berlin/DDR) |
| Unit production manager: | Erich Kühne, Walter Ehe |
| Location manager: | Heinz Bullerjahn, Otto Schröder |
| Length: | 1950m, 71min |
| Picture/Sound: | s/w, Mono |
| Screening: | Uraufführung (DD): 27.10.1968, DFF |
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