How many movies have Philipp Manning and Werner Krauß acted in together?

They have worked on 4 movies together! Their first movie together was Zirkus des Lebens (1921) 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.