Montserrat Caballé, Flaviano Labo, Piero Cappuccilli, Ugo Trama, Flora Rafanelli, Giuseppe Baratti, Orchestra of the Florence May Festival, Chorus of the Florence May Festival & Franco Capuana
Eugenio Fernandi, Sena Jurinac, Giulietta Simionato, Ettore Bastianini, Cesare Siepi, Marco Stefanoni, Wiener Staatsopernchor, Wiener Philharmoniker & Herbert von Karajan