How many movies have Axel Eichhorst and Sonja B. Zimmer collaborated on?

They have worked on 3 movies together! Their first movie together was A Cure for Wellness (2017) while their highest rated movie together was Gunpowder Milkshake (2021). They have not worked together since Gunpowder Milkshake (2021). They are most known for their crime films together.