How many movies have Eckhard Vollmar and Hendrik A. Kley collaborated on?

They have worked on 3 movies together! Their first movie together was Inspector Dupin: Brittany's Glowing (2018) while their highest rated movie together was Inspector Dupin: Brittany's Legacy (2020). They have not worked together since Inspector Dupin: Brittany's Legacy (2020). They are most known for their tv movie films together.