How many movies have Rafael Gareisen and Züli Aladag collaborated on?

They have worked on 4 movies together! Their first movie together was Der Irland-Krimi: Die Toten von Glenmore Abbey (2019) while their highest rated movie together was Der Irland-Krimi: Mädchenjäger (2019). They have not worked together since Der Irland-Krimi: Vergebung (2021). They are most known for their crime films together.