Continuity: After the second rape, on the rock, as Jennifer lays on the rock, her hair changes position between shots.
Mistakes
When the guys tow Jennifer's boat, to take her to be raped, in shots from inside the guys speedboat, camera shadows are cast on one of the mans legs. See more...
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I Spit On Your Grave mistakes
Revealing: In the opening shot, as Jennifer gets into her car, people on the street, stop, stare and even point at the camera.
Continuity: When Jennifer goes to put her clothes in the drawer, and finds the gun, the position of the clothes in the draw changes in a closeup.
I Spit On Your Grave trivia
In the original trailer, the man speaks of how "Jennifer Hill murders five men," even though she only gets revenge on four men.
I Spit On Your Grave easter eggs
On the Special Edition version, go to page three of the special features, go to 'main menu' then hit left, and you can highlight the knife that Jennifer holds. The easter egg reveals a selection of stills from the movie.