- Detlef Roth, Daniel Grosgurin, Peter Michael Riehm, Sibylla Rubens, Ulrich Eisenlohr, Uta Jungwirth, Reto Kuppel
- Jaco Huijpen, Choeur De La Radio Lettone, Inga Zilinska, Nora Gubisch, Marc Dostert, Diana Schmid, Gundars Dzilums, Detlef Roth, Jonas Kaufmann, Henk Neven, Fabrice Mantegna, Mareen Knoth, Sigvards Kļava, Choeur D'Enfants Opéra Junior, Hans-Otto Weiss, Rainer Altorfer, Valerie Sainte Agathe, Ofelia Sala, Andris Gailis, Nelly Lawson, Armin Jordan, Orchestre national Montpellier Languedoc-Roussillon