הפקה: Ángela Álvarez Rilla, Sebastián Alfie, Daniel Rosenfeld, Mariano Nante, Annemiek van Gorp, René Goosens

בימוי ותסריט: Sebastián Alfie

מוזיקה: Alex Nante

צילום: Adam Vardy, Claudia Gracia Asiain, Sebastián Alfie

סאונד: Gustavo González Crespo, David Mantecón, Ismael Calvo Delgado, Kees de Groot, Zdeněk Šimek

In 1943, in a nazi concentration camp, a group of musicians wrote an opera warning us about the tyrants who drag us into war. 80 years later, on the stage of a large European colosseum, its message is heard louder than ever. Will we take notice of the warning this time?

Director: Sebastián Alfie

Production company: Sebastián Alfie, Sintonía Media, Rosinante, Czech TV, De Productie

Producer: Ángela Álvarez Rilla, Sebastián Alfie, Daniel Rosenfeld, Mariano Nante, Annemiek van Gorp, René Goosens