| Release Date | 02 February 2002 |
| Budget | $15,000,000 |
| US Box Office | $48,000,000 |
| Tagline | The truth is never overrated |
| Genre | Adventure, Comedy, Family |
| Country | USAGermany |
| Filming Locations | Culver City, California, USA |
| Language | English |
| Sound Mix | DTS, Dolby Digital, SDDS |
| Color | Color |
| Film Type | Feature |
| Film Class | Slapstick, Family-Oriented Comedy, Showbiz Comedy |
| Niche Genre | Children's/Family |
| Mood | Just for Fun |
| Themes | Mischievous Children, Out For Revenge, Filmmaking, Success is the Best Revenge |
| Tones | Goofy, Easygoing, Madcap, Silly, Upbeat, Frantic |
| Tags | Film Industry, Film Producer, Hollywood, Movie, Plagiarism, Prank, Producer [showbiz], Revenge, Rip Off, Student, Teenagers, Torment |
Big Fat Liar (stylized as big FAT liar) is a 2002 American teen comedy film directed by Shawn Levy, written and produced by Dan Schneider and Brian Robbins, and starring Frankie Muniz, Paul Giamatti, and Amanda Bynes.