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.
Full Cast of Proof
Gary Houston
Professor Barrow
Gary Houston is an American stage, film and television actor and playwright.
Jake Gyllenhaal
Harold 'Hal' Dobbs
Jacob Benjamin Gyllenhaal (born December 19, 1980) is an American actor and producer. Born into the Gyllenhaal...
Tobiasz Daszkiewicz
Limo Driver
Gwyneth Paltrow
Catherine Llewellyn
Gwyneth Kate Paltrow Falchuk (born September 27, 1972) is an American actress and businesswoman. She is the...
Danny McCarthy
Cop
Chipo Chung
University Friend
Hope Davis
Claire Llewellyn
Hope Davis (born March 23, 1964) is an American actress. She has starred in more than 20 feature films, including...
Colin Stinton
Theoretical Physicist
Colin Stinton (born March 10, 1947) is a Canadian actor.
Anthony Hopkins
Robert Llewellyn
Sir Philip Anthony Hopkins CBE (born December 31, 1937) is a Welsh actor, film director, and film producer. He is...
Anne Wittman
Friend at Party
Anne Wittman is known for her work on Fantastic Beasts and Where to Find Them (2016), Kingsman: The Secret Service...
Crew of Proof
Full backstage crew list →- Released on September 05, 2005