Director: Denis Villeneuve Starring: Jake Gyllenhaal, Melanie Laurent, Sarah Gadon, Isabella Rossellini, Tim Post Written by:  José Saramago and (based on the novel The Double) Javier Gullón Running Time: 90 mins Cert: 15 Release date: 2nd January 2015 The doppelganger is a well-worn narrative device seen in dozens of movies, normally used for comic effect or some twisted…