

Proof (2005)
The biggest risk in life is not taking one.
Plot Summary
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 & Characters

Gwyneth Paltrow
Catherine Llewellyn

Anthony Hopkins
Robert Llewellyn

Jake Gyllenhaal
Harold 'Hal' Dobbs

Hope Davis
Claire Llewellyn

Danny McCarthy
Cop

Tobiasz Daszkiewicz
Limo Driver

Gary Houston
Professor Barrow

Leigh Zimmerman
Friend at Party

Colin Stinton
Theoretical Physicist

Leland Burnett
Band Vocalist

John Keefe
University Friend

Chipo Chung
University Friend
Director & Crew
John Madden
Director
Official Trailer

Where to Watch Proof Online
You can currently stream Proof online or watch it in HD via the link below.
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Frequently Asked Questions
Where can I watch Proof online?
Proof (2005) is available to stream on various platforms. You can also watch it online via our Watch Online button.
What is the IMDb rating of Proof?
It has an IMDb rating of 6.3/10 based on 735 votes.
Who directed Proof?
Proof was directed by John Madden and released in 2005.
How long is Proof?
Proof has a runtime of 1 hours and 40 minutes.
Movie Details
- Release Date
- 2005-09-05
- Budget
- $20.0M
- Box Office
- $7.5M
- Status
- Released





