Glimmerglass Festival releasing opera film for free on website The Glimmerglass Festival is releasing  ‘The Knock’, a 50 minute opera as a film for free on its website on Veteran’s Day, Thursday, November 11. ‘The Knock’, composed by Aleksandra Vrebalov, was originally slated for a 2020 stage production, but after the pandemic hit, they decided to create the work as a film. The one-act opera is about the wives of military men waiting for news of their husbands. The libretto, created by Deborah Brevoort, is based on interviews of soldiers’ spouses. “When the creators first suggested this topic, I was … Continue reading Glimmerglass Festival releasing opera film for free on website