Director: Lynn Shelton Starring: Keira Knightley, Chloe Grace Moretz, Sam Rockwell, Mark Webber, Ellie Kemper, Jeff Garlin Written by: Andrea Seigel Running Time: 99 mins Cert: 15 Release date: 7th November 2014 There are some films in this world that are a welcoming escape from the outside and Say When is exactly that. An indie…