Composer Ludwig van Beethoven Librettists Joseph Sonnleithner and Georg Friedrich Treitschke Based On "Léonore, ou L'Amour Conjugal" by Jean Nicolas Bouilly Company San Francisco Opera Association Touring Location Los Angeles, CA Venue Shrine Auditorium Season 1954 Language German Creative/Crew Conductor Pierre Monteux Stage Director(s) Paul Hager Chorus Director Leo Mueller Cast Florestan, a Spanish nobleman Roberto Turrini Leonore, his wife, known as Fidelio Inge Borkh Don Pizarro, Governor of the State Prison Hans Hotter Rocco, chief jailer Lorenzo Alvary Marzelline, daughter of Rocco Dorothy Warenskjold Jaquino, prison gatekeeper Caesar Curzi Don Fernando, Prime Minister of Spain Alexander Welitsch First Prisoner Gregory Millar Second Prisoner Harold Enns Show Dates Sat, Oct 30 1954, 8pm Time and Place About 1800; near Seville, Spain Scenes Act I, Scene 1 -- Courtyard before Rocco's house Scene 2 -- Courtyard of the State Prison Act II, Scene 1 -- A Dungeon in the Prison Scene 2 -- Before the Prison Notes Leonore Overture No. 3 will be played between Scenes 1 and 2, Act II The curtain time is a guess; records preserved everything but those.