크레딧 출연 이자벨 위페르 Self - Interviewer 카롤 부케 Self - Interviewer Anita Cerquetti Self - Soprano Martha Mödl Self - Dramatic Soprano Rita Gorr Self - Mezzo-Soprano Kristine Ciesinski Self - Soprano Katherine Ciesinski Self - Mezzo-Soprano Laurence Dale Self - Tenor 스텝 Werner Schroeter Directing Jean-Pierre Bailly Production Anne Cauvin Production Juliane Lorenz Editing Elfi Mikesch Camera Wieland Schulz-Keil Production Christoph Hahnheiser Production Alberte Bersacq Art