Director: Philippa Lowthorpe Starring: Rafe Spall, Andrew Scott, Kelly McDonald, Dane Hughes, Orla Hill, Teddie-Rose Malleson-Allen, Bobby McCulloch, Harry Enfield, Jessica Hynes Written by: Andrea Gibb and (based on the book) Arthur Ransome Running Time: 97 mins Cert: PG Release date: 19th August 2016 If you are of a certain age, as I am, you will remember the…