. . Project collects Performers of the First Tosca Premieres Greatest performers Persons are sorted on this page by roles and birth years . . . Puccini: Tosca Opera in three acts, Italian Music by Giacomo Puccini Libretto by Luigi Illica and Giuseppe Giacosa Based on Victorien Sardou 's 1887 French-language dramatic play, La Tosca Time and place: Set in Rome in the afte...