Revealing mistake: When John picks his wife up at the airport, it's raining. But look at the people around outside, they are in T-shirts, in the sun, and not getting wet. Obviously the rain is being sprayed on the car.
Revealing mistake: When Shelly and the girls (the playboy mansion girls) are getting their hair done for her birthday, the stylist is curling Shelly's hair but you see the iron doesn't touch her hair at all. (00:03:50)
Revealing mistake: In the scene where Big and Carrie meet in their cars after Big fled the wedding you can see down the street in the distance a huge amount of SATC fans have gathered to watch the filming. (00:52:35)
Revealing mistake: When Vicky and Cristina arrive at Barcelona they walk towards the camera, and the people behind who are real passengers waiting for a taxi stare at the actresses and film crew and even take pictures of them.
Revealing mistake: When it shows the video of Tom Cruise on Youtube, on the right side of the screen, the descriptions of the other videos repeat themselves.
Revealing mistake: When Leonidas breaks his neck in the "stomp the yard" scene, a line can be seen where the neck will break open before it does. (00:33:20)
Revealing mistake: The shot of the two girls ripping open their shirts at the Fall Out Boy concert is the same clip repeated the three times we see them. (00:58:00)
Revealing mistake: After Mitchie wakes up at the start, her hand slides across the keyboard keys in the close-up, but that hand is not Demi Lovato's. The older looking hand has protruding veins and the fingernails are long, whereas Mitchie's nails are short and her hands look as young as she does.
Revealing mistake: Even though Drillbit's pinkie was supposedly cut off by the sword, you can see it is just bent out of sight.
Revealing mistake: After Sophie faints at her bachelorette party, during the next scene it cuts back and forth between shots taking place in two rooms - Donna walking into Tanya and Rosie's room, then Sophie walking into Ali and Lisa's room, and both rooms have the very same cracks and stains on the walls revealing it was filmed in the same room, but with different furniture.
Revealing mistake: When Carl and Allison are hugging in the barn scene, you can see how the rain making equipment is forming a rain ring on the ground outside the barn door.
Revealing mistake: When Max and 99 climb onto the SUV to try and get on board the plane, 23 trips Max who then knocks 99 off her feet. As she falls, you can see the black cable used to keep the stunt woman from falling off the SUV.
Revealing mistake: In the scenes in which Brennan and Dale are fighting with the young children in the park, it is clear that in quite a few shots the children have been replaced with doubles.
Revealing mistake: When the cop makes a mold of Dave's face from the impact site, there are nostrils in the mold, which are not possible to make with such an imprint.
Revealing mistake: When the guys are heading to the vortex in the cart, you can see the tracks from the previous takes imprinted in the grass.
Revealing mistake: When Ami's chest is being drilled by the "drill-bra" at the end of the movie, you can see blood flowing from her chest, obviously because of the damage the drills are causing her. Yet, later, you can see absolutely no cuts or marks on her breasts or upper chest, where the drills were penetrating her skin. The skin is simply soaked with blood.
Revealing mistake: When Juney and that other guy are singing and strumming the guitars, it's very obvious that Juney isn't strumming. (00:14:25)
Revealing mistake: During the final shooting, a bullet hits a lamp post, causing a spark. A grey tape glued over the original metal surface is noticeable to help produce the spark.
Revealing mistake: In the nursing home when Budlofski and Matheson are looking for Saul, we see Saul break a coffee pot over Matheson's head. When the coffee pot breaks you see coffee splash across the top of the camera.
Revealing mistake: During the scene when Mary is in the hospital and she flatlines, if you look closely at the screen of the monitor the reading says "leads off" meaning that the cardiac monitoring wires are unhooked from her body.