Continuity mistake: When the armored truck is headed to Raccoon City, there is a shot of 2 cars close together that instantly become further apart. (00:22:50)
Continuity mistake: Rafe has just met the bumbling fool that is his principal: as Leo sneaks out of the building to meet them, behind Rafe a girl wearing white and pink is walking past them and getting into school. Several seconds later as the principal has already begun lecturing Rafe, the camera is back on him and the same girl is again walking behind him and getting to school. (00:07:30)
Continuity mistake: The cursed necklace is shown emitting its evil fumes on the white paper of the letter, but the letter itself is perfectly 90° with the envelope, or at a different angle. (00:06:20)
Continuity mistake: When the G.R.S. team is on their day off (9/11 anniversary), Tanto is seen video chatting with his wife. In the frontal shot of him, he's using a Samsung smartphone, but in the next shot, it changes to a Blackberry. This is done multiple times throughout the scene.
Continuity mistake: This is after the minotaurs have found Horus and Bek. As Horus is fighting the second to last minotaur, he breaks off both of its horns. In the next shot, only one horn is broken. (00:52:30)
Continuity mistake: When Rebecca is reading on her iPad and Tom, as Mr. Fuzzypants, reading the newspaper, there is a bowl of strawberries and blueberries on the table, positioned about a foot away from the newspaper. In the next shot, the bowl of strawberries and blueberries is suddenly much closer to the newspaper. (00:54:45)
Character mistake: The Master of Psychology Degree from Tulane University has a spelling mistake. School of Political Sciences is spelt 'Scineces'. (00:54:05)
Character mistake: In the newsreel during the growing tensions, a newspaper headline featured with great importance goes like this; "ABUCTED son not yet found." (00:04:30)
Continuity mistake: Norm's father tells Norm to step forward. There is a small rise in the snow behind Norm on his right. Norm's father then tells him he is not to go grandpa's land, but when Norm is shown again, a small rise in the snow has suddenly appeared behind him on his left. (00:13:25)
Continuity mistake: When the three girls decide it's high time to make their own sorority, they begin to jump all over the place excitedly. Nora for the greater part of the scene has worn big pink glasses on top of her head, but they are in her hand as the jumping ensues. However, cut to Dustin shouting at them from the door, and Nora's glasses are back on her head. (00:12:25)
Continuity mistake: In Dylan's first scene, he walks into a meeting room at the FBI and requests a minute with the director. During this, Dylan has a mug in his left hand and a file in his right hand. There is a long shot in this scene, with the shot several meters from Dylan, where the file is suddenly in his left hand. Then in the next shot of Dylan after that, the file is suddenly back. (00:07:20)
Other mistake: During the opening traffic jam dance scene, many of the cars have dented roofs and hoods from previous takes.
Continuity mistake: Just as Sook-Hee finishes saying goodbye, Kutan starts saying she should be the one going instead of her. It then cuts to a different angle where Sook-Hee is shown reaching her hand out to brush her hair. At the start of the shot, Sook-Hee's hand is inches away from Kutan's hair and would have been visible in the previous shot. (00:02:54)
Revealing mistake: When Austin goes to write the Roman numeral "XVII" on the chalkboard, the erased numerals from a previous take are still visible where he's about to write it. (00:41:36)
Continuity mistake: When Holland shows the bartender the dollar bill in the shape of a shirt, he is smoking a cigarette before he takes the cigarette out of his mouth. Holland mentions to the bartender that he made it himself, with nothing in his mouth, but in the next shot, the cigarette is suddenly back. (00:09:45)
Continuity mistake: When Sang-hwa is holding onto the first zombie he comes into contact with, he grabs onto the zombie's hair and some of its hair is in the gap between Sang-hwa's thumb and finger. In the next shot, that hair in between his fingers is no longer there. (00:25:45)
Continuity mistake: In the final scene between Harrison and Katherine. Her pearl necklace starts tucked into her dress, then out while she says "You too, Mr. Harrison", and then back in. (01:56:36)
Character mistake: When Mike's wife is watching the news about the oil rig on fire, you can see the TV with part of the U.S. map on it and 'Mississippi' is misspelled as Missisippi. (01:09:10)