Matt Smith and Morfydd Clark star in this stylish adaptation of Andrew Michael Hurley's folk horror novel. In 1970s rural Yorkshire, Richard and Juliette Willoughby’s seemingly idyllic family life is thrown into turmoil when their young son Owen starts acting out of character. Director Daniel Kokotajlo's follow up to his BAFTA nominated debut Apostasy opens in UK/Irish cinemas on 6 September.