Big Fat Liar
- Ano: 2002
- País: United States of America
- Xénero: Family, Comedy, Adventure
- Estudo: Tollin/Robbins Productions
- Palabra clave: right and justice, screenplay, movie business, liar, revenge, prank, teen movie, hollywood, intellectual property
- Director: Shawn Levy
- Reparto: Frankie Muniz, Paul Giamatti, Amanda Bynes, Amanda Detmer, Sandra Oh, Russell Hornsby