Sarah Lane was the ballet dancer hired to double for Natalie Portman in Black Swan. That's about the only point that Lane, Portman and the filmmakers agree upon. Lane says that the star has been trying to grab the credit for doing most of the dancing in the film. She claims that such a notion would be absurd because Portman only had limited training in ballet, while she has spent a lifetime peforming the art. The battle has now exploded into gossip columns. Lane claims most of the shots on screen are actually her, though in some cases Portman's face was superimposed on her body. The filmmakers acknowledge this was done, but in very limited instances and that most of the dance footage features Portman. Click here for more