Director: Adam Wingard Starring: Sharni Vinson, Nicholas Tucci, Wendy Glenn, AJ Bowen, Joe Swanberg, Ti West Written by: Simon Barrett Running Time: 96 mins Cert: 18 Release date: 28th August 2013 When I was growing up the slasher horror film was at the height of its popularity. A heady mix of masked killer stalking teenagers…