[2] She studied at the "Max Reinhardt" stage school (as it was known at the time) in Berlin, where she was taught by Lucie Höflich, Hermine Körner and Eduard von Winterstein.

She had affairs, including one with Carl Zuckmayer who referred to her as the Lithuanian vixen on account of her apparent vitality.

Gerda Müller also retired to private life during the twelve Nazi years, possibly due to a severe lung infection.

Other sources indicate that a stage ban was imposed on her in connection with complications following the non-consensual ending of her earlier marriage with Hermann Scherchen.

The Deutsches Theater reopened in September 1945 under the leadership of Gustav von Wangenheim, and Gerda Müller was a member of the company.