Gudrun Volkert,
Siegfried Köhler,
Josef Otten,
Heinz Heidbüchel,
Martin Gantner,
Cologne Radio Orchestra,
Daphne Evangelatos,
Christine Mann,
Gabriele Henkel,
Gerd Grochowski,
Cologne Radio Chorus,
Lisa Griffith,
Oscar Straus,
Michael Nowak
Nov 14, 2011