Watch Tosca for Free: How to Stream the Movie Online at 123Movies. . This live version of Puccini s superbly dramatic opera was recorded in Rome in the exact locations and at the precise times of day as Puccini had written into his score. The action opens in Rome's beautiful 16th-century church of Sant Andrea della Valle, where Cavaradossi (Plácido Domingo) is innocently painting, moves to the Farnese Palace where Tosca (Catherine Malfitano) dramatically stabs the lustful Scarpia (Ruggero Raimondi), and finally to the battlements of the Castle Sant Angelo at dawn the following day where Cavaradossi is cruelly killed, and Tosca takes her own life.