Van Dusen Book 29 · Holysoft GmbH · Narrated by Uve Teschner, Manja Doering, Sven Brieger, Stefan Krause, Anna Katharina Weyland, Julia Rost, Bert Stevens, Sabrina Schwarz, Thorsten Möser, Jan Langer, Fabian Kloiber, Karsten Zingsheim and Christoph Drobig