Film Movement presents ; a Reposado and Mediapro production ; produced by Fernando León De Aranoa and Jaime Roures ; written and directed by Fernando León De Aranoa
a Enrique Cerezo, P.C., S.A. production in coproduction with Telefónica Studios with the participation of AMC Networks International Iberia ; script, Alex de la Iglesia and Jorge Guerricaechevarría ; directed by Alex de la Iglesia