Summerland What's it about: Set during the London Blitz during World War II, a reclusive writer takes in an evacuee, despite her initial misgivings, and winds up realising just how much she actually needs other people in her life. Who's starring: Gemma Arterton, Gugu Mbatha-Raw, Penelope Wilton, Tom Courtenay Release date: July 31 Image Source: Everett Collection