How many movies have Oliver Schmitz and Patrick von Blume collaborated on?

They have worked on 4 movies together! Their first movie together was Allein unter Müttern (2011) while their highest rated movie together was Bella Dilemma (2013). They have not worked together since Reiff für die Insel - Katharina und der Schäfer (2015). They are most known for their comedy films together.