

Proof
The biggest risk in life is not taking one.
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.
TMDB
6.4/10
770 votes
IMDb
Not rated yet
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- Status
- Released
- Budget
- $20M
- Box office
- $7.5M
- Language
- English
- paranoia
- mathematics
- mathematician
- proof
- dementia
- notebook
- campus
- grief
- university
- illness
- mental illness
- paper
Top billed cast














Behind the camera
Director
Writers
Music
Produced in
United States of America
Where to watch
All optionsAvailability for India. Provided by JustWatch through the TMDB API.
Gallery









Videos
Release dates
United StatesUS
- TheatricalPG-1330 Sept 2005
AustraliaAU
- PhysicalMDVD2 Feb 2006
CanadaCA
- Theatrical12 Sept 2005
AustriaAT
- Digital / OTT64 May 2006
CzechiaCZ
- Theatrical125 Jan 2006
- PhysicalDVD, FilmX17 Jul 2008
FranceFR
- PhysicalTP20 Sept 2006
GermanyDE
- Theatrical64 May 2006
IrelandIE
- Digital / OTT15A24 Feb 2006
ItalyIT
- Theatrical5 Sept 2005
JapanJP
- Digital / OTTR18+14 Jan 2006
PolandPL
- Digital / OTT1227 Jan 2006
SpainES
- TheatricalAPTA17 Mar 2006
Frequently asked questions
Proof was released on 5 September 2005.
Audience reviews
2- T6/10
tmdb28039023
8/27/2022
Math is an exact science. A mathematical proof is a demonstration of this exactness. Math can also be, according to those who study it, beautiful – an art form even; in that sense, Proof is an aptly titled film in which mathematics overlaps with metaphysics, poetry and even faith. Proof knows its characters’ field well enough to have a little fun with it (a character and his math department buddies have a band, an…
- C6/10
CinemaSerf
7/18/2024
This film quite succinctly sums up the characteristics of it's principal character. At times it's potent and at others it's a mess. It's all about "Catherine" (Gwyneth Paltrow) who together with her sister "Claire" (Hope Davis) are the daughters of acclaimed mathematician "Robert" (Sir Anthony Hopkins). Now he was borderline obsessed, in a clinical fashion, with his work writing a proof that will profoundly redefine …
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