as Dr. Konrad Bienert, Landgerichtsrat
as Fritz Bernt, Student
as Walter Bienert, Beinerts Sohn, Student
as Karl Zülke, Portier
as Kurt Brann, sein Untermieter
as Anatol Scherr, ein Hausbewohner
as Baumann, Kriminalkommissar
as Gerda Bienert - Bienerts Tochter
as Erna Kabisch
as Mella Ziehr
as Bruno Klatte, Artist
as Ein genierter Herr
as Schneider, Kriminalbeamter
as Kriebel, Kiminalbeamter
as Polizist