Emilio Sagi (stage director), Gianluigi Gelmett...
Michael Hampe (stage director), Gabriele Ferro ...
Pier Luigi Pizzi (stage director), Alberto Zedd...
Annabel Arden (stage director), Enrique Mazzola...
Grischa Asagaroff (stage director), Nello Santi...
At the Schloss Heidecksburg