A dead biology graduate, a billionaire investor, a mysterious house and a rare beetle keep detectives Burkhard "Butsch" Schulz and Viola Delbrück busy this time as they finally investigate side by side again.
as Burkhard "Butsch" Schulz
as Viola Delbrück
as Anne Konzak
as Rose Delbrück
as Ulli "Jakob" Böhme
as Dr. Grimm
as Theo Flinz
as Elmar Flinz
as Bettina Flinz
as Botho Frauenburg
as Gerry Diehl
as Lina Flinz
as Alena Prokopkova
as Angie
as Student
as Clara Karasek
