How many movies have Karoline Müller and Monika Hirschle collaborated on?

They have worked on 1 movie together! Their first movie together was Komede-Scheuer Mäulesmühle - Schnapsidee (2010) and was their highest rated movie together. They have not worked together since Komede-Scheuer Mäulesmühle - Schnapsidee (2010).