| Pierre Boulez | |||
| 2004/2005 | Wagner | Parsifal / Blumenmädchen | Bayreuther Festspiele |
| Pierre Boulez | Frans Brueggen | James Conlon | Laurence Equilbey | Dennis Russel Davis | Adam Fischer | Claus Peter Flor | Daniele Gatti | Uwe Grodd | Philippe Herreweghe | Eliahu Inbal | Marek Janowski | Kynan Johns | Roderich Kreile | Emmanuel Krivine | Reinbert de Leeuw | Allessandro de Marchi | Riccardo Muti | Kent Nagano | Günter Neuhold | Michael Schneider | Peter Schneider | Ulf Schirmer | Andreas Spering | Jeffrey Tate | Jos van Veldhoven | Edo de Waart | Jörg Peter Weigle | Bruno Weil | Lothar Zagrosek | Udo Zimmermann | |||