Helmut Förnbacher ( born 26 January 1936 ) is a Swiss actor , film director and screenwriter . He has appeared in 72 films and television shows since 1959 . He starred in the 1976 film '' The Sudden Loneliness of Konrad Steiner '' , which was entered into the 26th Berlin International Film Festival
26th Berlin International Film Festival
26th Berlin International Film Festival
Helmut Förnbacher