Crime | Jan. 1, 1981
Crime | Jan. 1, 1981
| Producers | |
| Original title | Kennwort Schmetterling |
| Directors | Claus Peter Witt |
| Writers |
as Johanna Beckers
as Lisa Peek
as Peek
as Melander
as Dejkstra
as Timmermanns
as Bouwmeester
as Dr. de Ruyter
as Prof. van Poorten