Continuity mistake: When Nick is speaking with his associate about the next target, just after Nick tells him he won't do it, the associate is shown leaning toward him slightly so that he can grab onto him. The associate stays in this position when he gives Nick the envelope, until Nick gets out of the car, where the man leans back into his seat. When the shot cuts, the man is leaning toward Nick again. (00:01:43)
Continuity mistake: When Nick tells his associate he carries out the hit, the associate grabs onto his shoulder and is shown pulling on the collar of Nick's shirt when he does so. When the camera changes angles to focus on the associate, Nick's collar doesn't appear to be getting pulled on at all. (00:01:43)
Continuity mistake: When Nick bumps into Laurel, she drops her bag. When she goes to pick it back up, her hands are near the lower half of her body. When the shot cuts to Nick, her hands are now raised to be level with her chest. (00:03:15)
Continuity mistake: After Laurel picks her bag back up after bumping into Nick, when the two share a glance and the camera is on Laurel, she has one hand against her shoulder. When the shot cuts, both her hands are away from her shoulder. (00:03:20)
Continuity mistake: When the airport manager tells Brian his ex-wife died in a fire, they exit gate 54, but in the next shot, as they continue to walk down the terminal, it shows them exiting from gate 51. (00:05:00)
Continuity mistake: Just after Brian and the airport manager walk out of the terminal, they walk into the lobby area and the manager tells him "Looks like a full flight." When the manager says this, he puts his hand on Brian's arm. But in the next shot, his hands are at his side. (00:05:35)
Continuity mistake: When boarding the plane, the airport manager puts Brian's bag into an overhead bin. Standing next to him, Rudy can be seen opening an overhead bin and his hands are placed on the door whilst he opens it. In the next shot, his hands are suddenly inside the overhead bin, putting his bag inside it. (00:06:25)
Continuity mistake: Dinah starts pressing a button after realising her aunt has disappeared. She is pressing the button with her right hand and has the left hand at her side. But in the shot where she goes to stand up, she suddenly has her left hand placed under her right hand. (00:08:28)
Continuity mistake: When Nick grabs onto Toomey's nose with his fingers, his thumb can be seen pressed against one of the fingers he is holding onto the nose with. When Gaffney walks over to them so that he can take Toomey back to his seat, his thumb is away from the other fingers. Then a few shots after that, his thumb is pressed against the other fingers again. (00:16:22)
Continuity mistake: After Nick lets go of Toomey's nose, Toomey is shown placing his left hand over his nose. When the shot cuts, it is now his right hand placed over his nose. (00:17:00)
Continuity mistake: In the cockpit, after Brian fails to make contact with Denver, he tells Albert to look out the left side of the plane. Albert then leaves the cockpit and Bob turns his body 90° to the left so that he can see Albert walking away. When the shot cuts back to Brian, Bob is positioned directly forward. (00:21:47)
Continuity mistake: After Rudy asks Brian and Nick where everyone went, it cuts to everyone in the cabin. In the establishing shot, Dinah can be seen in the seat in front of Albert and is sitting on the armrest. The camera then cuts to a closer shot of Albert, and the seat in front of him is visible in the corner of the shot, but Dinah cannot be seen in it. (00:27:37)
Continuity mistake: When Rudy asks if anyone knows how to work the little oven up in the galley, he raises his right arm and points to it with his thumb. Then it cuts to a closer shot of him and his arm is suddenly lowered. (00:30:57)
Continuity mistake: When Rudy goes to sit down in his seat with the others just before the plane goes to land, Gaffney can be seen in his seat with his mouth closed. It then cuts to a close-up shot of him, where his mouth is suddenly open. (00:44:45)
Continuity mistake: In the scene were the pilot among the survivors start to land for the first time, the plane starts to shake. The teenage girl is comforted by the teenage boy. In one shot the girl wears her black jacket, in the next shot she's only wearing her green sweater, but in later shots she wears her jacket again. (00:46:10)
Continuity mistake: As Brian lands the plane down to Bangor, his headset is on in a frontal shot, but in a reverse shot it isn't. (00:47:05)
Continuity mistake: As they are going down through the clouds to Bangor, in the wide shot before Bethany faints on Albert. Bethany has vanished from the seat beside Albert. This is before she has fainted. (00:47:25)
Suggested correction: The scene you are referring to is less than a second, and if you blink, you'll miss it. The only way to spot this mistake is to pause it or rewind numerous times, meaning it is not a valid mistake.
Continuity mistake: When Brian is trying to talk to the passengers after first landing and tells them that they know as much as him, Toomey walks down the cabin, walks past Brian and continues to walk down the cabin. Then in a closer shot of Brian, Toomey is shown walking past Brian a second time. (00:53:05)
Continuity mistake: When Dinah finished explaining that there is no birdsong and no motors revving, she says "But" and Rudy is looking to the left. In the next shot, Rudy is suddenly looking at Dinah. (00:55:25)
Continuity mistake: When the passengers are standing outside of the plane after landing, just after Dinah finishes talking, Nick asks Brian "What now" and Brian replies "You tell me." Nick is standing with his body facing towards Brian. When the camera changes angles, Nick's body has suddenly turned 90° so that it is facing towards the airport. (00:55:35)