How many movies have Fritz Jüptner-Jonstorff and Leo Bei collaborated on?

They have worked on 5 movies together! Their first movie together was Du bist die Welt für mich (1953) while their highest rated movie together was Sissi (1955). They have not worked together since Sissi: The Fateful Years of an Empress (1957). They are most known for their drama films together.