First-time feature director Michael Cuesta's dark suburban fable is a tough proposition. Set in the outer reaches of Long Island, it's the story of a 15-year-old boy who, as his family disappears from around him, finds a friend and substitute father in a total stranger. The rub is that the stranger happens to be a 55-year-old pedophile. The title is short for the Long Island Expressway, a multi-lane strip of fast-moving traffic that runs the length of the Island and each year claims the lives of a number of unlucky travelers. One of those lives belonged to Sheila Blitzer; now her son Howie (Paul Franklin Dano), a bright but bored teenager of a poetic bent, lives alon...