The Radleys Movie Trailer HD - Plot synopsis: THE RADLEYS are an ordinary family who hold a dark secret... they are abstaining vampires. As if being a teenager wasn't bad enough, bloodthirsty instincts take over the teens of the family revealing the terrifying truth and opening the door for an extended family member to re-enter and upend The Radleys' once perfect slice of suburbia. Based on a critically acclaimed novel by best-selling author Matt Haig (The Midnight Library, A Boy Called Christmas), The Radleys is coming to cinemas and Sky Cinema October 18.