[2] She worked as an actor at the Ernst Deutsches Theater Hamburg, the Schauspielhaus Zürich, the Berliner Ensemble and the Stadttheater Freiburg.

Her first major success in 2007, was the role of Thekla in Peter Stein's Wallenstein at the Berliner Ensemble, for which she was honored by the magazine Theater heute with a nomination for "Best Newcomer Actress".

In the following season, she moved with director Anselm Weber to the Schauspielhaus Bochum, where she is a permanent ensemble member.

The following year, she played Gerda Reich in the television biography The Author of Himself: The Life of Marcel Reich-Ranicki [de].

Becht has a son and a daughter with the poetry slammer Sebastian Rabsahl [de]; she lives in Bochum.