Tracking Christopher Nolan's 'Odyssey'

You've already seen The Odyssey . You've probably seen it many times. I'm not talking about filmed versions, one in 1954 and another in 1997. I'm talking about movies that -- knowingly or not -- have retold the Odyssey story, if not literally, then by mimicking its structure. You know the drill. A valiant hero is separated from all that's familiar to him. He must overcome many obstacles to achieve…