How many movies have Irmgard Freifrau von Berswordt-Wallrabe and Oskar Roehler collaborated on?

They have worked on 2 movies together! Their first movie together was Terror 2000 (1992) while their highest rated movie together was The 120 Days of Bottrop (1997). They have not worked together since The 120 Days of Bottrop (1997).