How many movies have Hans Christian Rudolph and Jürgen Flimm collaborated on?

They have worked on 4 movies together! Their first movie together was Polly oder Die Bataille am Bluewater Creek (1975) while their highest rated movie together was The Baader-Meinhof Gang on Trial (1986). They have not worked together since The Baader-Meinhof Gang on Trial (1986). They are most known for their drama films together.