Opera (melodramma) in 3 acts Libretto: Giuseppe Giacosa and Luigi Illica [Based: Victorien Sardou: La Tosca] First performance: January 14, 1900, Teatro Costanzi, Roma Floria Tosca - Nadja Michael Mario Cavaradossi - Zoran Todorovich Baron Scarpia - Gidon Saks Cesare Angelotti - Sebastian Soules Spoletta - Alexander Krawetz Il Sagrestano - Martin Winkler Un Carceriere - Martin Winkler Sciarrone - Martin Busen Un Pastore - Katia Velletaz |