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