From the acclaimed director of SHAKESPEARE IN LOVE, PROOF stars Oscar winners Gwyneth Paltrow (Best Actress, SHAKESPEARE IN LOVE, 1998) and Anthony Hopkins (Best Actor, SILENCE OF THE LAMBS, 1991), along with Jake Gyllenhaal (JARHEAD, BROKEBACK MOUNTAIN) and Hope Davis (ABOUT SCHMIDT). It's a powerful story of a young woman haunted by her father's past and the shadow of her own future. Catherine (Paltrow) has devoted years to caring for her brilliant but mentally unstable father, Robert (Hopkins), a mathematical genius. But when his genius slips away, he leaves behind a mystery that affects her life ... and her own sanity. Based on the Pulitzer Prize-winning play.