How many movies have Angelika Hefner and Siggi Buchner acted in together?

They have worked on 3 movies together! Their first movie together was Die Wirtin von der Lahn (1975) while their highest rated movie together was Im Gasthaus zum scharfen Hirschen (1975). They have not worked together since Varsity Playthings (1975). They are most known for their comedy films together.