Heidi Brunner, Erik Arman, Magdalena Anna Hofmann, Deborah Polaski, Craig Smith, Christa Ratzenbock, Michelle Breedt, Yann Beuron, Matjaz Robavs, Jean-Philippe Lafont, Sally Matthews, Arnold Schoenberg Choir, Vienna Radio Symphony Orchestra, Nenad Marinkovic, Bertrand De Billy, Jurgen Sacher, Dominik Koninger & Hendrickje van Kerckhove