Proof

David Auburn's multi-award-winning play makes the inevitable transition from stage to screen with a pair of Oscar-bid lead performances, but not much of the original work's power. Gwyneth Paltrow reprises the role she originated on the London boards with her portrayal of Catherine Llewellyn, the 27-year-old daughter of world-famous University of Chicago mathematics professor Robert Llewellyn (Anthony Hopkins). Devastated by Robert's death just days earlier, and tormented by the knowledge that her father had a complete nervous breakdown after making his reputation with a series of brilliant proofs, she has begun to worry about her own mental health. Once a promising y...