How many movies have Alexander Saal and Daniel Dietenberger collaborated on?

They have worked on 5 movies together! Their first movie together was Biikenbrennen - Der Fluch des Meeres (1999) while their highest rated movie together was Sind denn alle netten Männer schwul (2001). They have not worked together since Sophie Scholl: The Final Days (2005). They are most known for their tv movie films together.