After serving a prison sentence for no fault of her own, café violinist Helene seeks out her twin sister Betty, a famous revue star in Vienna engaged to a public prosecutor. During a sailing trip, Betty accidentally drowns. Helene, at first involuntarily, then consciously, assumes her sister’s identity. Blackmail by two criminals soon follows.
as Betty Gall, Revuestar + Helene Gall, Kaffeehausgeigerin
as Dr. Hans Hellwig, Staatsanwalt
as Anna, Wirtschafterin bei Betty Gall
as Semmelweich, Verbrecher
as Brillanten-Emil, Verbrecher
as Baron Hayduk
as Waraschitz, Inspizient
as Anita Roller, Schauspielerin
as Gefängnisdirektor
as Janos, Bootswärter
as Untersuchungsrichter
as Arzt
as Garderobenfrau
