- Edith Haller, Ulrike Helzel, Linda Watson, Michelle Breedt, Clemens Bieber, Andrew Shore, Christa Mayer, Arnold Bezuyen, Albert Dohmen, Endrik Wottrich, Bayreuth Festival Orchestra, Martina Dike, Annette Kuttenbaum, Hans-Peter Konig, Anna Gabler, Wilke te Brummelstroete, Eva-Maria Westbroek, Manuela Bress, Christian Thielemann, Sonja Muhleck, Simone Schröder, Stephen Gould, Ralf Lukas, Fionnuala McCarthy
- Fabio Luisi, Stephanie Blythe, The Metropolitan Opera Orchestra, Jonas Kaufmann, Eva-Maria Westbroek, Eric Owens, James Levine, Bryn Terfel, Deborah Voigt, Jay Hunter Morris
- Ulrike Helzel, Gerhard Siegel, Hans-Peter Konig, Clemens Bieber, Andrew Shore, Kwangchul Youn, Christian Thielemann, Christa Mayer, Arnold Bezuyen, Ralf Lukas, Fionnuala McCarthy, Edith Haller, Albert Dohmen, Simone Schröder, Michelle Breedt, Bayreuth Festival Orchestra