Big Fat Liar
- taona: 2002
- Firenena: United States of America
- Genre: Family, Comedy, Adventure
- Studio: Tollin/Robbins Productions
- Keyword: right and justice, screenplay, movie business, liar, revenge, prank, teen movie, hollywood, intellectual property
- tale: Shawn Levy
- Cast: Frankie Muniz, Paul Giamatti, Amanda Bynes, Amanda Detmer, Sandra Oh, Russell Hornsby