How many movies have Franz Muxeneder and Kurt Nachmann collaborated on?

They have worked on 13 movies together! Their first movie together was Das ist die Liebe der Matrosen (1962) while their highest rated movie together was Liebesgrüße aus Tirol (1964). They have not worked together since The Countess Died of Laughter (1973). They are most known for their comedy films together.