It's weird when you're watching yourself in a film - you can't really detach yourself from the experiences you've had that day. You're never watching the film as a proper punter.
James McAvoyAt the heart of every really good Christmas movie is the threat, I suppose, to Christmas. Something is wrong with Christmas, in all of these movies. In 'The Polar Express,' there's a kid that doesn't really believe, and that's the threat to Christmas. In 'Santa Claus: The Movie,' jealousy and greed are threatening to overrun his Christmas.
James McAvoy