Continuity mistake: In the scene where Eddie Murphy is going into the crypt, he takes one of the lit torches. While they are trying to escape the skeletons, the door to the crypt closes and locks. When they show the shot of his son outside, you see two torches again. When he gets the doors open and they leave, you see one.
Continuity mistake: When they are all outside and MacReady has separated the three most likely suspects and orders that they be tied down and tested, he comments at that time that they are to be hit by a storm in six hours. Cut to the scene where Mac is dictating into his recorder and he comments that the storm has been hitting them hard for 48 hours. However it is the same night and at best, maybe only an hour has passed.
Continuity mistake: When Dr. Grant gets rescued by the kid and they are sitting in the water tank (truck) eating candy bars, they show the kid eating a "Crunch" bar with no wrapper, just in the tin foil. In the next shot, you see him eating the same candy bar, but the "Crunch" wrapper is now on. Then, in the third shot, it cuts back to the kid, and the wrapper is gone, and you only see tin foil again. When Dr. Grant asks the kid about Ian Malcolm's book, the wrapper is intact. (00:46:40)
Continuity mistake: Just before Amanda shoots Lynn her gun switches from her right hand to her left.
Continuity mistake: In the scene where Thora Birch's character goes to a café with her psychologist, the psychologist takes a bite of a cake and puts it back on the table. In the next scene, the cake has not been touched.
Continuity mistake: When Billy is holding logs still for George to chop, the second log he puts on the stump is stripped of any bark. But when George swings down to chop it, the log is suddenly covered in bark. (00:50:45)
Continuity mistake: Laurie drops the items in the mail slot twice at the Myers' house. (00:58:30)
Continuity mistake: In House of 1000 Corpses and The Devils Rejects Captain Spaulding had nasty crooked black teeth. In the beginning of this film when he's doing an interview his teeth are super white and straight.
Continuity mistake: Minnie gives her the necklace with the tannis root inside and Rosemary holds the chain between her thumb and first two fingers. In the next shot the chain is draped over her fingers. (00:32:15)
Continuity mistake: When Paxton & Kana escape the factory by stealing a car, he checks his rear-view mirror to see the car pursuing him - the road has a dividing dashed white line on it. When the angle changes to see them driving away from the camera, there is no line on the road. Approx. time code 1:20:00.
Continuity mistake: As Rachel is preparing the peanut butter and jelly sandwiches, she places the knife on top of the open PB jar in a closeup, but in the very next shot the knife has disappeared, then reappears again. (01:23:15)
Continuity mistake: Just before Steve Hadley is killed by the Merman, his tie is wrapped around his neck. When the Merman attacks him, his tie is worn properly. (01:19:40)
Continuity mistake: When everyone is running out of the theater, a woman with a red belt and yellow purse can be seen exiting with the other terrified patrons. A few seconds later, the exact same woman is seen running out of the theater again.
Continuity mistake: After Winifred, Sarah, and Mary get off the bus, when the young girl dressed as an angel stops and says, "Bless you," the candy bag she's holding switches from her left hand to her right arm, then back to her left hand, between shots. (00:48:10)
Continuity mistake: Mrs. Strode's shoes change when she comes in the house from cleaning the porch and goes downstairs.
Continuity mistake: The antenna of the CB radio switches sides on the car continuously.
Continuity mistake: Opening scene where Chris Sarandon is chasing Brad Dourif into the toy store. During the gunfight, Sarandon has gloves on. As he enters the store he is wearing gloves. The next shot, the gloves are off. The next scene, the gloves are back on and he takes them off by biting the fingertips and pulling them off. (00:01:50)
Continuity mistake: Just after the doctor started the post mortem on that little girl, the front of his gown is covered with blood. Yet, a few seconds later, after the two other guys appear, his gown looks better, with less blood. And during the whole post mortem scene, the blood spot actually changes its size a few times. (00:17:55 - 00:19:55)
Continuity mistake: When Ash is crawling through the cellar, he finds some of the pages, and he holds them in his right hand. Only problem is, he cut off his right hand earlier and attached the chainsaw to it - the film was flipped so he'd appear to be crawling in the right direction. (01:06:15)
Continuity mistake: When Lestat slices the whore's wrist at the hotel, blood drips everywhere on the couch, but when she stands up in the next shot, there is no blood anywhere. (01:56:12)