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