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