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, … Wolfgang Böck, Tobias Moretti, Petra Morzé, Christoph Grissemann, Fritz Hammel, Harald Schrott, Anna Unterberger Added on Amazon Prime 2022-05-30.