Mirella Freni, Edith Mathis, Royal Philharmonic Orchestra, The Glyndebourne Chorus, Heinz Blankenburg, Gabriel Bacquier, Leyla Gencer, Carlo Cava, Johanna Peters, Hugues Cuenod, John Kentish, Derick Davies, Maria Zeri, Patricia McCarry, Martin Isepp, Silvio Varviso & Myer Fredman