How many movies have Elfi Helfrich and Rosl Mayr acted in together?

They have worked on 2 movies together! Their first movie together was Swinging Wives (1971) while their highest rated movie together was Schoolgirl Report Part 2: What Keeps Parents Awake at Night (1971). They have not worked together since Schoolgirl Report Part 2: What Keeps Parents Awake at Night (1971).