How many movies have Corinna Mehner and Michael Coldewey collaborated on?

They have worked on 2 movies together! Their first movie together was Lilly the Witch: The Dragon and the Magic Book (2009) while their highest rated movie together was Lilly the Witch: The Journey to Mandolan (2011). They have not worked together since Lilly the Witch: The Journey to Mandolan (2011).