The story of communist Walter Zauner who in 1952 was one of the first in the Federal Republic to be convicted of sabotage of a military installation.
| Directing | Walter Heynowski | Director |
| Writing | Walter Heynowski | Writer |
| Directing | Gerhard Scheumann | Director |
| Writing | Gerhard Scheumann | Writer |
| Crew | Peter Hellmich | Cinematography |
| Editing | Traute Wischnewski | Editor |
| Directing | Traute Wischnewski | Assistant Director |
| Sound | Manfred Berger | Sound |
| Sound | Wolfgang Ziegler | Music |