- Nancy Gustafson, Grant Dickson, Richard Lloyd Morgan, Simon Wilding, Bernard Haitink, Anthony Michaels-Moore, Robin Leggate, Sir Thomas Allen, Michael Druiett, Catherine Wyn-Rogers, Geoffrey Moses, Gösta Winbergh, Alasdair Elliott, Paul Crook, Orchestra of the Royal Opera House, Sir John Tomlinson, Royal Opera Chorus, John Dobson, Gwynne Howell, Herbert Lippert
- Scott MacAllister, Bettina Jensen, Martin Homrich, Laurence Meikle, Deborah Polaski, Gulbenkian Orchestra, Wolfgang Koch, Maria Markina, Gulbenkian Choir, Roman Trekel, Sir John Tomlinson, Jennifer Condon, Jacquelyn Wagner
