- Richard Lloyd Morgan, Simon Wilding, Alasdair Elliott, Paul Crook, Michael Druiett, Catherine Wyn-Rogers, Geoffrey Moses, Gösta Winbergh, Sir John Tomlinson, Royal Opera Chorus, John Dobson, Sir Thomas Allen, Robin Leggate, Orchestra of the Royal Opera House, Bernard Haitink, Nancy Gustafson, Grant Dickson, Gwynne Howell, Anthony Michaels-Moore, Herbert Lippert
- Margaret Jane Wray, Dagmar Peckova, Hanno Müller-Brachmann, South West German Radio Symphony Orchestra, Baden-Baden, Guy Renard, Christiane Boesiger, James Johnson, Europe Choir Academy, Thomas Harper tenor, Rundfunkchor Berlin, Laura Aikin, Aurelius Sängerknaben Calw, Peter Lika, Michael Gielen, John Bröcheler, Alessandra Marc, Eugenie Grunewald, Glenn Winslade, Anthony Michaels-Moore
