The Pedestrian
1973
Rudolf Sellner, born Gustav Rudolf Sellner (25 May 1905 – 8 May 1990) was a German actor, dramaturge, stage director, and intendant. He represented in the 1950s a radical Instrumentales Theater (instrumental theatre). After decades of acting and directing plays, he turned to staging operas, and was a long-time intendant of the Deutsche Oper Berlin from 1961, when the Berlin Wall was built. Wikipedia