Michelle Breedt, Wilke Brummelstroete, Albert Dohmen, Eva-Maria Westbroek, Christian Thielemann, Anna Gabler, Annette Kuttenbaum, Kwangchul Youn, Martina Dike, Linda Watson, Bayreuth Festival Orchestra, Endrik Wottrich, Edith Haller, Simone Schröder, Manuela Bress & Sonja Muhleck
Gabriele Ferro, Klaus L. Neumann, Emilia Ravaglia, Domenico Trimarchi, Enzo Dara, Marilyn Schmiege, Alessandro Corbelli, Francisco Araiza, Lucia Valentin-Terrani & Chor Des Westdeutschen Rundfunks
Linda Gray, John Alexander, June Anderson, Cheryl Studer, Roland Hermann, Jan-Hendrick Rootering, Bavarian Radio Symphony Orchestra & Wolfgang Sawallisch