Continuity mistake: SPOILERS: In the post-credits scene, after Henry's trap starts, in the second-to-last shot, you see him sort of start to shake and rear his head back. But then in the next shot, he's no longer shaking. Additionally, his head is down again and he rears it back a second time.
Continuity mistake: When Chad is stabbed, the little streams of blood running from his mouth and down his chin change positions a few times between cuts, revealing multiple different takes were used.
Continuity mistake: Sarah is sitting on the floor, covered with a blanket, and her feet, in black socks, are exposed. But in the next shots, they are covered and uncovered. (01:32:07)
Continuity mistake: At the bar, the amount of beer in Maria's "Corona Extra" bottle varies from at the neckline, to below, to above. After she takes a swig, it is still at the neckline; then it is about 1/2" above the neckline. (00:25:50 - 00:26:44)
Continuity mistake: The wall clock is at approximately 10:27 and advances to about 10:43, then returns to 10:27. During Keith's 5-second countdown for Michelle to go back on air, the clock jumps from 10:27 to 10:43. (00:01:50 - 00:03:07)
Continuity mistake: Vincent has a diagonal "V" or wishbone-shaped tattoo (possibly a scar) on the right of his neck when he gets to prison, but it becomes a vertical line of letters (possibly chain links) seconds later. (00:05:39)
Continuity mistake: At the beginning of the stampede, as the barriers fall, a woman can be seen falling with them. The camera cuts to an overhead view and she's no longer there as the crowd surges forward.
Continuity mistake: Hera takes a sip of coffee, holding the Styrofoam cup in her right hand, but suddenly holds the cup - still at her mouth - in her left hand. (00:05:52)
Continuity mistake: When Uncle Ollie puts his hand over Delilah's mouth, he also clasps the right side of her hair, practically covering half of her face. Uncle Ollie does not remove his hand from Delilah's mouth, but her hair is to the side of her face. (00:17:30)
Continuity mistake: They say Eden's former partner died in a diving accident in Barbados. Later in the movie, they are looking at statements from witnesses to the drowning from Bermuda.
Continuity mistake: The cucumber half is facing in the opposite direction after the camera shift. The flesh is toward the right of the screen, then to the left. Also, the knife Margaret set near the corner of the table next to the cucumber half disappears; it should be below her right arm when she is reaching for her drink. (00:15:17)
Continuity mistake: After Redmond is killed, when the flashback starts, Leonard's back is to the main door of the cabin. When the flashback is over, his back is to the kitchen.