Reginald Goodall, Alison Hargan, Louis Hendrikx, Anne Howells, Maureen Keetch, Michael Langdon, David Lennox, Donald McIntyre, Anne Pashley, Amy Shuard, Dame Kiri Te Kanawa, Orchestra of the Royal Opera House, Jon Vickers, Delia Wallis, Dennis Wicks, Royal Opera Chorus, Royal School of Church Music Choir, Norman Bailey, Marjorie Biggar, Nan Christie, John Dobson & Edgar Evans
Renata Tebaldi, Guiseppe Di Stefano, Tito Gobbi, Nicola Zaccaria, Virgilio Carbonari, Oliviero de Fabritiis, Giuseppe Morresi, Antonio Negri, Franco Piva, Orchestra del Teatro alla Scala di Milano, Coro del Teatro alla Scala di Milano & Gianandrea Gavazzeni
Ruggero Raimondi, Dame Margaret Price, Julia Varady, Lucia Popp, Hermann Winkler, Stafford Dean, Kurt Moll, Bayerisches Staatsorchester & Wolfgang Sawallisch