Plácido Domingo
Self - Singer
Edita Gruberova
Self - Singer
Edda Moser
Self - Singer
Hermann Prey
Self - Singer
Kurt Rydl
Self - Singer
Tony Randall
Self - Narrator / Host
Peter Hofmann
Self - Singer
Nicolai Ghiaurov
Self - Singer
Mirella Freni
Self - Singer
José Carreras
Self - Singer
Luciano Pavarotti
Self - Singer
Peter Dvorský
Self - Singer
