Joe Dirt trivia
- Roseanne and Gary Busey were originally cast as Joe Dirt's parents. After shooting the scene director Dennie Gordon decided that Roseanne's star-power was too distracting, and opted to re-shoot the scene with Caroline Aaron and Fred Ward.
- Near the end of the movie, Clem is referred to as "Gert B. Frobe". Gert Fröbe was a German actor perhaps best known for the title role of the James Bond film Goldfinger (1964).
- Each time Robby (Kid Rock) gets dust in Joe's face with his car, the song "You Ain't Seen Nothin' Yet" is playing. This happens 3 times.
- While in Louisiana, Joe bumps into Farmer Fran (Blake Clark) in front of his old house. Farmer Fran was one of the coaches in Waterboy, The (1998) (set in Louisiana as well), which Sandler executive produced along with Joe Dirt.
- All of Dennis Miller's scenes were filmed in one day.
- Kid Rock's character name is "Robby". Kid Rock's real name is Robert Ritchie.
- The part about the dog's kibble getting frozen to the porch and thawed with warm water and a spatula is from comic Tom McGillen's act. McGillen is a friend of writer Fred Wolf and also has a small part in the film.
- The hardtop that Joe Dirt drove throughout most of the movie is a replica of a 1969 Dodge Daytona, a limited production car built for only one year during the muscle car era of the late sixties and early seventies. Only 503 of the real Daytonas were ever built.
- The convertible "Hemi" used in the movie is a 1967 Plymouth GTX.