Leonard Bernstein
Self / Narrator
Plácido Domingo
Self
Gwyneth Jones
Self / Leonora in 'Fidelio'
James King
Self / Florestan in 'Fidelio'
Lucia Popp
Self / Marzellina in 'Fidelio'
Otto Schenk
Self
Martti Talvela
Self
Shirley Verrett
Self
Theo Adam
Self / Pizarro in 'Fidelio'
Franz Crass
Self / Rocco in 'Fidelio'
Adolf Dallapozza
Self / Joaquin in 'Fidelio'
Karl Ridderbusch
Self / Don Fernando in 'Fidelio'