When a prostitute is murdered in a cheap Berlin boarding house, an investigating judge suspects that the killer is her boyfriend, unaware that his own son and daughter are also mixed up in the case.
Albert Bassermann
Dr. Konrad Bienert, Landgerichtsrat
Gustav Fröhlich
Fritz Bernt, Student
Hans Brausewetter
Walter Bienert, Beinerts Sohn, Student
Oskar Sima
Karl Zülke, Portier
Heinrich Gretler
Kurt Brann, sein Untermieter
Julius Falkenstein
Anatol Scherr, ein Hausbewohner
Gerhard Bienert
Baumann, Kriminalkommissar
Charlotte Ander
Gerda Bienert - Bienerts Tochter
