- Delia Wallis, David Lennox, Royal Opera Chorus, John Dobson, Anne Pashley, Donald McIntyre, Reginald Goodall, Louis Hendrikx, Norman Bailey, Orchestra of the Royal Opera House, Jon Vickers, Nan Christie, Anne Howells, Edgar Evans, Dennis Wicks, Dame Kiri Te Kanawa, Marjorie Biggar, Alison Hargan, Royal School of Church Music Choir, Maureen Keetch, Michael Langdon, Amy Shuard
- Werner Hollweg, Coro RAI di Roma, Oliviera Miljakovic, Wolfgang Brendel, Robert Amis el Hage, Dame Margaret Price, Anne Howells, Marjorie Wright, Orchestra Sinfonica RAI di Roma, Carlo Gaifa, Carlo Maria Giulini
