Roland Mathis dies after falling down the stairs. He was an unsavoury private eye who had been blackmailing Anton Galba and his secret lover about their affair. Galba, who is the director of the local sewage treatment plant in Dornbirn, panics and gets rid of the body by putting it in the grinder. Nathan Weiss, the police officer investigating the case immediately suspects Galba...
as Anton Galba
as Nathan Weiss
as Hilde Galba
as Konrad Mugler
as Roland Mathis
as Ingomar Kranz
as Helga Sieber
as Adele Stadler
as City Councilor Karasek
as Colleague Schwenndinger
as Assistant
as Gitti Summer
as Ludwig Stadler
