Despite mixed critical reception, the film has gained a strong cult following over the years. It even garnered an unofficial musical in 2018.
In a February 2016 interview with The New York Times, while trying to illustrate how completely the studio's (all-male) marketing department misunderstood the point of this movie, director Karyn Kusama recalled that one of their marketing ideas was for Megan Fox to do live chats with amateur porn sites. Kusama said that she begged them to not even mention the idea to Fox because "she will become so dispirited....It was crushing."
The "waterfall that goes nowhere" is the Devil's Kettle, at Judge Magney State Park in Minnesota. The water disappears into a glacial pothole.
To prepare for her role as a possessed living-dead teenager, Megan Fox dropped 15 lbs., bringing her weight down to a near-frail 97 lbs., and remained outside the sun for four months to keep her skin pale.
Diablo Cody: In the Melody Lane sequence. At first, you just see her holding a drink but later, when Jennifer says she will score some alcohol by "playing Hello Titty with the bartender", the bartender who serves her turns out to be Cody.