Composer Giacomo Puccini Librettists Luigi Illica and Giuseppe Giacosa Based On the drama La Tosca by Victorien Sardou Company San Francisco Opera Association Touring Location Fresno, CA Venue Fresno Memorial Auditorium Season 1954 Language Italian Creative/Crew Conductor Ernesto Barbini Stage Director(s) Carlo Piccinato Chorus Director Leo Mueller Cast Floria Tosca, a celebrated singer Dorothy Kirsten Mario Cavaradossi, a painter Roberto Turrini Baron Scarpia, Chief of Police Ralph Herbert Cesare Angelotti, a political prisoner Desire Ligeti Sacristan Salvatore Baccaloni Spoletta, a Police Agent Virginio Assandri Sciarrone, a gendarme Carl Palangi Jailer Winther Andersen Shepherd Robert Rosenblatt Show Dates Fri, Nov 5 1954, 8pm Time and Place Rome, 1800 Scenes Act I -- Interior of the Church of St. Andrea Act II -- A Room in Scarpia's Apartments in the Farnese Palace Act III -- A Terrace of the Sant'Angelo Castle, outside the Prison Notes Boys selected from the San Francisco Boys Chorus Miss Kirsten's costumes by Valentina The curtain time is a guess; records preserved everything but those.