How many movies have Joseph Palmer and Mercedes Müller acted in together?

They have worked on 6 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: Preis des Schweigens (2022). They are most known for their crime films together.