How many movies have Frank Heidbrink and Raymond Boy collaborated on?

They have worked on 3 movies together! Their first movie together was 1½ Ritter - Auf der Suche nach der hinreißenden Herzelinde (2008) while their highest rated movie together was My Blind Date with Life (2017). They have not worked together since Resistance (2020). They are most known for their comedy films together.