• ITALIAN COLLECTION #21 • HIGH-DEFINITION BLU-RAY PRESENTATION • 2.0 English Dual Mono • 2.0 Italian Dual Mono with English Subtitles • Audio Commentary with Italian Cinema Experts Troy Howarth, Nathaniel Thompson and Eugenio Ercolani • When Butterflies Turned to Glass - Interview with Director Aldo Lado • Glass Doll Theories - A Video Essay by Pier Maria Bocchi • Lado’s Trilogy of Terror - A Video Essay by Mike Foster • Interview with Expert Stephen Thrower • The Need to Sing - Interview with Singer Edda Dell’Orso • Cutting Glass Dolls - Interview with Editor Mario Morra • Czech Mate - Feature Length Retrospective Documentary with Aldo Lado and Jean Sorel • Einmal Italien und Zurück [Once to Italy and Back] - Interview with Co-Producer Dieter Geissler • English Trailer • Italian Trailer • Presented in a rigid slipcase featuring new artwork by Graham Humphreys, and containing perfect bound book, and double-sided poster