Proof
- Gads: 2005
- Valsts: United States of America, Canada, United Kingdom
- Žanrs: Drama, Mystery
- Studija: Miramax, Endgame Entertainment, Hart-Sharp Entertainment, Subotica, Serendipity Point Films, First Choice Films, Movie Central, Ego Film Arts
- Atslēgvārds: paranoia, mathematics, mathematician, proof, dementia, notebook, campus, grief, university, illness, mental illness, paper, disturbed, death of a loved one
- Direktors: John Madden
- Lomās: Gwyneth Paltrow, Anthony Hopkins, Džeiks Jillenhols, Hope Davis, Danny McCarthy, Tobiasz Daszkiewicz