How many movies have Günther Grafenberg and Jörg Grünler collaborated on?

They have worked on 1 movie together! Their first movie together was Entscheidung im Eis - Eine Frau jagt den Mörder (2001) and was their highest rated movie together. They have not worked together since Entscheidung im Eis - Eine Frau jagt den Mörder (2001).