How many movies have Heike Gmeiner and Isolde Rinker collaborated on?

They have worked on 4 movies together! Their first movie together was Komede-Scheuer Mäulesmühle - Ausverkauft (2003) and was their highest rated movie together. They have not worked together since Komede-Scheuer Mäulesmühle - Bergkristall (2015). They are most known for their comedy films together.