The daughter of the technician Arthur Erdmann and his wife Johanna, née Viertel, [1] attended the lyceums in Solingen , Essen and Chemnitz and received violin lessons at the conservatories in Breslau and Berlin . She completed her acting training with Adele Sandrock, among others . [2] In the 1920/21 season, she began her stage career at the Rotter Group's Trianon Theater in Berlin , where she worked with later well-known colleagues such as Paul Bildt , Hans Albers , Eugen Burg , and Max Zilzer, ...