Movie

Proof

“The biggest risk in life is not taking one.”

★ 6.4(740)20051h 40m

Proof is available to rent or buy on Amazon Video, Apple TV Store, Google Play Movies, YouTube, Fandango At Home and JustWatch TV in United States. It isn't on a subscription streaming service there yet. Availability checked 9 June 2026.

Where to watch Proof

🇺🇸 United States

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Good to know

Director: John Madden
Release date: 2005-09-05
Runtime: 1h 40m
Language: English
Box office: $7,535,331
Budget: $20,000,000
Status: Released
Country: United States of America
Studio: Miramax

About Proof

Proof is a 2005 movie in the Drama and Mystery genres, directed by John Madden, starring Gwyneth Paltrow, Anthony Hopkins and Jake Gyllenhaal. It has a runtime of 1 hour 40 minutes. It holds an average rating of 6.4/10 from 740 viewers. Below you can see where to watch Proof in United States — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

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.

Cast

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

Themes & keywords

paranoiamathematicsmathematicianproofdementianotebookcampusgriefuniversityillnessmental illnesspaperdisturbeddeath of a loved one

Frequently asked questions

Where can I watch Proof in United States?+

In United States, Proof is available to rent or buy on Amazon Video, Apple TV Store, Google Play Movies, YouTube, Fandango At Home and JustWatch TV. It isn't on a subscription streaming service there right now.

Is Proof on Netflix?+

Proof is not on Netflix in United States right now.

How long is Proof?+

Proof has a runtime of 1 hour 40 minutes (100 minutes).

Who stars in Proof?+

Proof stars Gwyneth Paltrow, Anthony Hopkins, Jake Gyllenhaal, Hope Davis and Danny McCarthy.

When did Proof come out?+

Proof is a 2005 movie directed by John Madden.

What genre is Proof?+

Proof is Drama and Mystery film.

Who directed Proof?+

Proof was directed by John Madden.