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