How many movies have Oskar Sima and Walter Müller acted in together?

They have worked on 7 movies together! Their first movie together was Wenn am Sonntagabend die Dorfmusik spielt (1953) while their highest rated movie together was Three from the Gasoline Station (1955). They have not worked together since Das Spukschloß im Salzkammergut (1966). They are most known for their comedy films together.