Continuity mistake: The owner of the Cleveland Browns drives from NYC to the Teterboro Airport (12 miles from Midtown Manhattan), flies to Cleveland (450 air miles) and drives to the Browns facility (16 miles) in the time it takes the 2nd, 3rd, 4th and 5th picks in the 1st round of the NFL draft to be made.
Continuity mistake: Agatha's nightgown strap switches between hanging down on her arm, or being up on her shoulder, normally.
Continuity mistake: Towards the end when Debbie and Danny get into a fight around 5am at their apartment, Debbie packs some things and goes over to Joan's apartment to mull it over with her. While they're talking with Joan in her robe, Joan's hair goes from being up in a hairband (not even visible out of the hairband) to her hair being down and styled with no hairband at all and then back to up to not visible in the hairband again.
Continuity mistake: When Blair asks Mitch "why aren't you answering me?" he says he got a weird message from Laura Barns. Blair replies "that's not funny" and Mitch replies "I'm serious." Then Blair gets a message from Laura, and when she switches back to Mitch's conversation, the last two entries, "that's not funny" and "I'm serious" have disappeared. (00:10:50 - 00:12:30)
Continuity mistake: A couple of scenes after the baker's wife ripped off most of Rapunzel's hair, it has grown back to full length so that the prince can climb up to the tower on it.
Continuity mistake: In the final war scene, when they first run out of ammunition, Grady puts a belt into the coaxial .30, and as he is firing you can see the end of the belt, but in the outer scene when the German is hitting war daddy with a shovel, the coaxial is still firing.
Continuity mistake: When Kate and Carly are leaving Carly's apartment building and Carly goes to hail a cab, Kate is wearing a cream cardigan over her blue and white outfit, standing by the curb holding the dog's leash. The scene cuts closer and Kate is not wearing the sweater at all. (00:31:55)
Continuity mistake: When Larry and Nick Daley first enter the British Museum, Nick takes his beanie off twice, in consecutive shots.
Continuity mistake: In the very beginning Nicolas Cage is picking up his daughter. You see him standing outside his black Cadillac as she walks up. As they drive away we get an overhead view of the car driving away. If you look at the emblem on the trunk you can see it's an Infinity. The next time we see his car and throughout the rest of the movie it is the black Cadillac again. (00:01:15 - 00:01:55)
Continuity mistake: When the two Humvees are leaving, they get intercepted by a green Renault 12 which they shoot up and ram. The Humvee after hitting the Renault then hits a wall and suffers damage. After the Humvees come to a halt some moments later, the wall damaged Humvee is now pristine again.