First GUERNICA Trailer Experience the first GUERNICA trailer! The film, directed by Koldo Serra (The Backwoods), stars James D’Arcy, Jack Davenport, María Valverde, Hugo Silva, and Burn Gorman. GUERNICA will be released in theaters on the US on a date TBD. The fates of Henry – a cynical American correspondent who has lost his soul – and Teresa, one of the Republic’s censors and in charge of overseeing the news that journalists can send abroad, cross in Gernika.