Revealing mistake: When Tenderheart Bear confronts Nicholas in the Cave, the light of fire Nicholas has lit casts a shadow of Tenderheart Bear on the wall of the cave. However, when Tenderheart Bear moves his arms, the shadow stays the same.
Revealing mistake: When Kent rolls out of the front door with the popcorn, it is obviously a stunt double due to the man's hair being brown/black and Kent having blonde hair. (01:38:25)
Revealing mistake: When Anne comes home after Gilbert helped her with a hand out of the buggy you can see Matthew Cuthbert reading a newsletter. All pages of the newsletter has the same picture and text on it, even the inside.
Revealing mistake: When Mark is in the fitting room, it's obvious that his stunt double is playing one of the cuts in the 'mirror' as their moves do not match.
Revealing mistake: Just before Michael and Ellie get out of his car, a fire extinguisher is seen mounted above the dash. Michael opens the hood and the engine begins smoking. Michael reaches into the car for the extinguisher. You can see through the windshield that he is handed another extinguisher instead of removing the one from its mounted spot. The mounted extinguisher is still visible in its holder. Likely done to preserve pacing so he doesn't have to fumble with the clamps on the mounted one.
Revealing mistake: At Rocky's graduation, when Dozer hugs him, you can see the make up wrinkle right below his eye.
Revealing mistake: When Manny goes to lay down and uncouple the two locos at the end, a 7" icicle is flapping in the breeze.
Revealing mistake: The guys can't find the exam paper while snooping around the biology lab. So Tommy holds up a single key marked 'Home' suggesting they sneak into the teacher's apartment, like they know exactly where she lives, when they've never been there.
Revealing mistake: At the start when Max is knocked of his truck, the plane circles and the shot switches to in front of the camels. If you look at the ground you can see the tyre tracks from previous takes.
Revealing mistake: The fire escape is already lowered before the boys begin to walk down it, but it starts to lift up before the last boy steps off; someone must have been holding it down for the boys to descend, then let it go to get out of shot, thus allowing it to raise up.
Revealing mistake: During the first round of auditions. The gal in the yellow shorts does fine. But then suddenly during the final ballet elimination, she can't keep up with the other girls and makes mistakes before Zach kicks her off.
Revealing mistake: When the Pillsbury alien comes in to the pool house, a bright white light turns on from the far left. It is supposed to be emanating from Pillsbury. The color is also incorrect.
Revealing mistake: When he old lady jumps over the counter to attack Jack with a cleaver, she is replaced for the physical struggle by a younger person; you can see her face when the two struggle against the table. (00:04:55)
Revealing mistake: After the machine runs over the terminal, killing him, when the camera shows the legs being run over again, it's easy to tell that they're dummy legs.
Revealing mistake: When Cay and Vivian are out in the desert it starts raining. Yet once they're in the car after the big kiss they seem completely dry with their hair only slightly damp. Clearly they just got their hair sprayed.
Revealing mistake: During the opening assault, notice that the sandbags of the enemy fortifications are more like fluffy pillows; they are squashed under a single person leaning on the bank, and they wobble and nearly fall over when Carrasco himself brushes the hip against them walking by. (00:04:30)
Revealing mistake: Every time Teek runs, the leaves and branches around flutter up and down in a high speed, revealing the scene has been speeded up.