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