How many movies have Eduard von Winterstein and Philipp Manning acted in together?

They have worked on 4 movies together! Their first movie together was Napoleon at St. Helena (1929) while their highest rated movie together was Robert Koch, der Bekämpfer des Todes (1939). They have not worked together since Robert Koch, der Bekämpfer des Todes (1939). They are most known for their drama films together.