Watch full movie online. This vintage stage production of Giacomo Puccini's opera Tosca was originally mounted and filmed in Milan on September 24, 1955; it stars Renata Heredia Capnist as the title character, Franco Corelli as Mario Cavaradossi, Carlo Tagliabue as Baron Scarpia and Antonio Sacchetti as Cesare Angelotti. Silverio Blasi directed; the Orchestra and Chorus of Radiotelevision Italiana - Milan provide musical accompaniment. ...Puccini: Tosca ( Tosca )