How many movies have Karl-Heinz Hillebrand and Willy Millowitsch acted in together?

They have worked on 7 movies together! Their first movie together was Millowitsch Theater - Der verkaufte Grossvater (1955) while their highest rated movie together was Millowitsch - Theater - Der müde Theodor (1959). They have not worked together since Millowitsch Theater - Das Liebesverbot (1984). They are most known for their comedy films together.