Other mistake: When Tobey's unmasked in front of Maggie he's badly burned. Yet his hands appear to be perfectly okay contradicting his claim of losing most of the flesh on his body. Surely they'd be scarred up too.
Popcorn (1991)
1 other mistake
Directed by: Mark Herrier, Alan Ormsby
Starring: Dee Wallace, Jill Schoelen, Derek Rydall, Tom Villard
Genres: Horror
Continuity mistake: When "Tina" ties up Bud in his wheelchair, she puts a belt around his body. The belt shifts/rotates around his body between shots (you can tell by a patch on the belt, which moves around).