We're delighted to present an exclusive extract from Holger Preusse's new documentary about Maria Callas's triumphant return to Covent Garden in 1964, in the Franco Zeffirelli-directed production of Puccini's Tosca. The extract features Callas performing in the production alongside Tito Gobbi and also offers insights from Sir Antonio Pappano, Rolando Villazón and Rufus Wainwright.

The full documentary will be released on DVD and Blu-Ray by C Major on March 16, full details are available here: cmajor-entertainment.com. Alongside the documentary, the DVD also includes the complete Second Act on film.