Explosive births, talking foxes and the devil in a trenchcoat – the Sitges fantastic film festival in all its creepy glory

<p>Olivia Colman goes vulpine, Rupert Grint’s newborn is a monster and Joko Anwar makes a warmhearted violent ghost story set in an Indonesian prison</p><p>If I’d ever wanted children, the films showing at the 59th edition of the International Fantastic film festival of Catalonia i