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