Мамаша Кураж и её дети
Langhoff played Eilif in the first production of Bertolt Brecht's "Mother Courage and Her Children", which opened at the Schauspielhaus Zürich on 19 April 1941. He also performed in the first production of Brecht's "Life of Galileo", which also opened at the Schauspielhaus Zürich, on 9 September 1943.