Proof
Catherine is a woman in her late twenties who is strongly devoted to her father, Robert, a brilliant and well-known mathematician whose grip on reality is beginning to slip away. As Robert descends into madness, Catherine begins to wonder if she may have inherited her father's mental illness along with his mathematical genius.
Gwyneth Paltrowas Catherine LlewellynAnthony Hopkinsas Robert LlewellynJake Gyllenhaalas Harold 'Hal' DobbsHope Davisas Claire LlewellynDanny McCarthyas CopTobiasz Daszkiewiczas Limo DriverGary Houstonas Professor BarrowLeigh Zimmermanas Friend at PartyColin Stintonas Theoretical PhysicistLeland Burnettas Band VocalistJohn Keefeas University FriendChipo Chungas University FriendC. Gerod Harrisas University FriendRoshan Sethas Professor BhandariAnne Wittmanas Friend at PartyLolly Susias Airport Check-In Lady