The year of birth deviates between 1903 and 1909 depending on the source.
After the war she was able to tour through Germany but did not achieve the former success. Finally the name Carla Carlsen sank into oblivion and she earned her livelihood as a saleswoman.
Because of her popularity she was able to enter the film business at the beginning of the 30s and she took part in few movies.
She was successful with operettas at the Metropol Theater and at the Komische Oper.
During World War II she continued her career on the stage and she also released several recordings.