Hamburg, Germany, 1944, during World War II. A serial killer terrorizes the city. When it seems clear that the local police are unable to catch him, forces as dark and terrible as the criminal himself become involved in the case.
| Directing | Robert Siodmak | Director |
| Editing | Walter Boos | Editor |
| Camera | Georg Krause | Director of Photography |
| Sound | Siegfried Franz | Original Music Composer |
| Writing | Werner Jörg Lüddecke | Screenplay |
| Writing | Will Berthold | Original Story |
| Art | Rolf Zehetbauer | Production Design |
| Art | Gottfried Will | Production Design |
| Sound | Erwin Jennewein | Sound |
| Directing | Walter Boos | Assistant Director |
| Directing | Oskar Wintergerst | Assistant Director |
| Production | Gustl Lautenbacher | Production Manager |
| Costume & Make-Up | Claudia Hahne-Herberg | Costume Designer |
| Production | Werner Fischer | Production Director |
| Production | Claus Hardt | Executive Producer |
