How many movies have Katharina Thalbach and Sandra Trattnigg acted in together?

They have worked on 1 movie together! Their first movie together was Fidelio - Beethoven - Opernhaus Zürich 2008 (2008) and was their highest rated movie together. They have not worked together since Fidelio - Beethoven - Opernhaus Zürich 2008 (2008).