How many movies have Gerd Blahuschek and Giso Weißbach acted in together?

They have worked on 3 movies together! Their first movie together was Der Leutnant vom Schwanenkietz (1974) while their highest rated movie together was Einer muß die Leiche sein (1978). They have not worked together since Der Mann von der Cap Arcona (1982). They are most known for their drama films together.