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