How many movies have Arnold Pressburger and Julius von Borsody collaborated on?

They have worked on 6 movies together! Their first movie together was Sodom and Gomorrah (1922) while their highest rated movie together was Berlin-Alexanderplatz: The Story of Franz Biberkopf (1931). They have not worked together since The Upright Sinner (1931). They are most known for their drama films together.