Following the birth of her first son, Berger soon returned to theatre work. She played at the Burgtheater in Vienna, at the Thalia Theater in Hamburg and at the Schiller Theater in Berlin. Between 1974 and 1982, she played the "Buhlschaft" in the play "Jedermann" at the Salzburg Festival with Curd Jürgens and Maximilian Schell. She also acted alongside Schell and James Coburn in a supporting role in the acclaimed war film "Cross of Iron" (1977). In 1977, she was head of the jury at the 27th Berlin International Film Festival. Twenty-one years later, she was part of the jury at the 48th Berlin International Film Festival.