- Laura Londi, Corinne Vozza, Oliviero de Fabritiis, Leontyne Price, Shirley Verrett, Robert Merrill, Erich Leinsdorf, Thomas Schippers, Robert El Hage, Fernando Iacopucci, Francesco Molinari-Pradelli, Reri Grist, Ezio Flagello, RCA Italiana Opera Orchestra, Hartje Mueller, Carlo Bergonzi, Arturo Basile, Giorgio Tozzi, Daniel Guss, Mario Sereni, John Newton, RCA Italiana Opera Chorus, Orchestra of the Rome Opera House, Júlia Hamari
