How many movies have Paul Grunwald and Tim Lienhard collaborated on?

They have worked on 1 movie together! Their first movie together was E.K.G. Expositus (die öffentlichen und die künstlerischen Medien) (2004) and was their highest rated movie together. They have not worked together since E.K.G. Expositus (die öffentlichen und die künstlerischen Medien) (2004).