Anne Evans, Annette Kuttenbaum, Bayreuth Festival Chorus, Bayreuth Festival Orchestra, Birgitta Svenden, Bodo Brinkmann, Daniel Barenboim, Eva Johansson, Eva-Maria Bundschuh, Graham Clark, Günter von Kannen, Hebe Dijkstra, Hilde Leidland, Hitomi Katagiri, Jane Turner, Sir John Tomlinson, Linda Finnie, Matthias Hölle, Nadine Secunde, Philip Kang, Poul Elming, Ruth Floeren, Shirley Close, Siegfried Jerusalem, Uta Priew & Waltraud Meier

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