The X Files: I Want to Believe
- Tahun: 2008
- Negara: Canada, United States of America
- Genre: Mystery, Science Fiction, Thriller
- Studio: Ten Thirteen Productions, Dune Entertainment III, Crying Box Productions, 20th Century Fox
- Kata kunci: extraterrestrial technology, fbi, alien, priest, hospital, duringcreditsstinger, based on tv series
- Pengarah: Chris Carter
- Pelakon: David Duchovny, Gillian Anderson, Amanda Peet, Billy Connolly, Xzibit, Mitch Pileggi