Proof ★★★½ 2005 (PG-13)
Film adaptation of David Auburn's awardwinning Broadway play makes the most of its fourcharacter construct. Catherine (Paltrow), the gifted daughter of a oncebrilliant mathematician (Hopkins), who in the final years of his life suffered with dementia, sits at the center of the film. A brainy introvert by nature, Catherine is forced in the wake of her father's death to seek redeeming personal value as both an academic and a daughter, while contemplating her own fragile grip on sanity. 99m/C DVD . US Gwyneth Paltrow, Anthony Hopkins, Jake Gyllenhaal, Hope Davis, Roshan Seth, Gary Houston; D: John Madden; W: David Auburn; C: Alwin Kuchler; M: Stephen Warbeck.