Continuity mistake: Many of the flying scenes have unrealistic changes of altitude. The planes will be able to see people on the ground, and in the next action shot, they will be thousands of feet in the air.
Continuity mistake: After they ditch Burns in the woods, they plan to go through a small graveyard. As the captain starts briefing the squad we see him taking the cigar out of his mouth. When it cuts the cigar is back in his mouth. (00:21:40)
Continuity mistake: When the "Flag-Raisers" begin stripping down to go swimming, they show a few of the Marines already down to their boxers. They switch to a shot of Bradley and then back to the Marines and all have their pants on.
Continuity mistake: In the newspaper fight scene in the restaurant, the waitress is seen about a foot behind Maurice as he is initially attacked. From the opposite camera angle, the waitress alternates between being missing or about ten feet away.
Continuity mistake: In the woods on the island, when Edward first meets Sister Willow, he is about to close his sports coat, and in the next shot of him, the sports coat is buttoned up. After a quick shot of Sister Willow, in the next shot of Edward, his coat is entirely unbuttoned and open again.
Continuity mistake: As Mercedes flees after cutting the captain, her hair is done up in a braid, but in the next shot her hair is down and flowing. (01:34:05)
Continuity mistake: At the start, in shots from the stage towards the audience, all of the fires are lit, but in a closer shot of the audience near the front of the stage, at least one of the fires is out. During the final illusion shown at the end, the same shot or at least very similar to the one used at the beginning shows the same mistake again. (01:28:25)
Continuity mistake: When Oleg falls out of the closet, there are no tools on the closet floor. After Teresa notices the DVDs behind the clothes, she looks down and all the knives and other tools on the floor have magically appeared.
Continuity mistake: Right at the start of the paintball game, we see that one of the players does not have a hopper (paintball holder) on the top of his marker (paintball gun). And he is firing blanks.
Continuity mistake: When Louis Simo is unconscious on the floor, his girlfriend enters and the keys next to his head change position in the next shot. (01:16:20 - 01:17:05)
Continuity mistake: When Chris is hit by a car, he has both shoes on after the impact, when he is rolling on the ground. One of them suddenly disappears in the following shot.
Continuity mistake: In the scene at Santa Monica Pier, at the restaurant, there are a few continuity errors. When Hope shows her boyfriend the fixed laptop, water levels change in the glasses. At around 00:09:00, the waitress takes the menu from the guy in the leather jacket behind Hope. When the waitress comes to Hope and her boyfriend to take their order and on the close up of Hope, when she says, "I've decided what I want.", approximately 5 seconds later, the guy in the back has his menu again. Then when the waitress says, "I'll come back." The menu is gone again.
Continuity mistake: In the scene where May McGorvey is writing the letter to Ronnie in the hospital, the two "n's" are very close together, almost looking like the letter "m." This is shown again when Ronnie discovers it in her belongings when returning from the hospital. However, when he looks at the letter on the table after doing the dishes, it is two distinct "n's."
Continuity mistake: When Teddy has delivered Damien's letter to Sinead, he puts his cap on, gets on his motorcycle and puts his pair of goggles on the handlebar. The scene then cuts to a wide angle and the goggles are around his neck.
Continuity mistake: In the scene at the Christmas party Mr Warne tops up the coffee cup with brandy to give to Miss Wiggins. At this point the cup is full to the brim but when he then carries a tray with this cup on it looks barely full.
Continuity mistake: When Natalie gives Sara's diary to Adam, there is a close-up of the book in Adam's lap. Natalie is holding the diary with both hands, then she removes the top hand and moves the bottom hand to Adam's knee where it also rests on one of his hands. In the long shot immediately thereafter, Natalie's hands are clasped in her own lap.
Continuity mistake: When Naomie Harris wakes up in the trailer after being abducted, she is rigged with a bomb around her neck. During the scene there is sunlight coming through the window of the trailer. The problem is that the whole section of the movie beginning, when she's abducted till she's in the hospital, takes place roughly between the hours of 2:00 and 4:00 A.M.
Continuity mistake: The 70s vintage green Plymouth belonging to the secretary, has what appears to be an inspection sticker on the driver's side of the windshield. However, when the vehicle catches fire near the end of the movie the sticker is missing.
Continuity mistake: When Ernie lifts the bike, he picks it up by the top wheel. When he is shown carrying the bike a second later, he is holding it by the lower bar.
Continuity mistake: When the hole is being punched in the ceiling and gets larger and larger, one shot reverts to when it was barely started.