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Poster of Proof

Movie 2005 1h 40m

Proof

The biggest risk in life is not taking one.

DramaMystery
Rent on YouTube
ca

Where to watch in Canada

Checked October 11, 2026

Stream1Included with a subscription
Hollywood Suite

AlsoAmazon Channel

Rent2Pay once, watch for a limited timePrices are shown on each service
YouTube
Amazon Video
Buy2Pay once, keep it in your libraryPrices are shown on each service
YouTube
Amazon Video
Available in 47 other countries 6 with streaming

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Availability history in Canada

Last checked

  1. Left Google Play Movies Rent, Buy
  2. On 4 services when we started tracking Amazon Video, YouTube, Hollywood Suite, Hollywood Suite Amazon Channel

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Overview

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

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