Continuity mistake: When Vic and Josh are urinating on the slate, Vic holds it in front of him and the writing on it is perfectly legible, but when it shows him holding it out, it is runny and you can't read it.
Continuity mistake: After the fight on the barge between Michael and Marcus, Selene tries to revive the impaled and seemingly dead Michael. At one point she rips his shirt open to pour her own blood into his wound, then the shot changes to her face, then changes again, slightly further out. It is in this shot, you can see Michael's shirt is still intact.
Continuity mistake: After Jack shoots the dart at the crocodile trapped in the helicopter, it is visible in the animal's jaw. After the attack by the second crocodile, the dart has gone. A moment later it is back again. (01:09:20)
Visible crew/equipment: You can see a crewmember in the woods, when Jennifer throws the huge log at the guys, during the big chase scene. (00:05:20)
Visible crew/equipment: When Peck is falling down the stairs with the kid, you can see the back pad through his coat.
Continuity mistake: Clay puts a 'Have you seen Whitney' flyer on the back of the SUV. When the car drives past the Crystal Lake sign, it isn't there. When it parks, the flyer has returned and a guy removes it in anger. (00:24:35)
Continuity mistake: When Claire first sees the ghost, Norman rushes in and Claire grabs and hugs him. Her hand was just in the tub yet as she's hugging Norman, her hand is dry. She would have left some kind of a wet mark on Norman's shirt.
Continuity mistake: In the scene where Benicio Del Toro is in the tavern listening to the townsfolk discuss his brother's death, you see him finish his alcoholic beverage, however, in the next shot his glass jumps to being half full.
Continuity mistake: When Tina runs up the stairs and then falls through, she lands on a blanket but when she stands up, the blanket is gone.
Continuity mistake: After Kyle dies, Audrey jumps off the diner's roof and starts shooting at the possessed people. She runs out of bullets and gets into the blue van. One of the possessed scratches the top left corner of the windshield. These scratches disappear. (01:09:45)
Continuity mistake: In the scene after the bus rolls down (when they are at the beach), one of the girls is wearing a red bikini, but when she gets in the water it's black. (00:13:40)
Continuity mistake: The miner wounds Sarah's right forearm during the supermarket chase and the medic bandages it up. Yet, in all subsequent scenes, her arm is fine.
Continuity mistake: When Evy is trying to seduce Rick, and she finds him asleep in his chair, her hands move from his neck to the back of the chair between shots. (00:17:00)
Continuity mistake: When Shuya finds Utsumi dead, the proximity of her head to the girl behind her changes between shots, as does the position of her tie and gun beside her.
Continuity mistake: Velma places the robot engine below the locker's lock. In close-up the wires at the top of the mechanism stick out in a curve ending up on the same level of the lock's bottom, but in wider shots that follow they are instead folded down. Of course it's just a minute detail when you consider that in other shots the engine is instead at the SIDE of the lock. (00:35:30)
Continuity mistake: When Fuller falls to his death, the mannequin used as his stand-in gets decapitated on its way down. It even makes a loud noise. When Fuller lands, however, his head is still on his shoulders.
Visible crew/equipment: When Daniel is walking with his dog around the square before he's killed, stage lights are visible hidden behind the trees.
Continuity mistake: At the table when Constantine is talking with Chas, they mention him throwing up on his aunt at a wedding and Constantine says he thought she took it fine. He lowers his hand with his cigarette pointed down in the close up. But in the next angle it's suddenly pointed up. (00:05:35)
Continuity mistake: When Alice feels like she's being stalked on the street, she stops and holds onto a lamp post. Next scene, she's standing next to the lamp post instead.
Continuity mistake: When Tim gets stabbed, the killer's silhouette shows that he's holding his knife overhand. When he stabs Tim, he's holding the knife underhand.