Josef Greindl, Diana Eustrati, Dietrich Fischer-Dieskau, Ernst Haefliger, Fritz Matthies, Howard Vandenburg, Kim Borg, Lisa Otto, Liselotte Losch, Margarete Klose, Margot Guillaume, Maria Reith, Maria Stader, Marianne Schech, Martin Vantin, Nina Stemme, Rita Streich, and Wilhellm Borchert