Continuity mistake: During the dance scene Ronald McDonald appears in the close-ups, but is gone in the wide angles.
Continuity mistake: At the supermarket, a guard with the gun lifts his cap and places it up and loose, by the forehead, from the opposite angle it's still tucked in.
Continuity mistake: Chased by the baddies, Eric is seen next to a blue car, but in the immediate close-up that car is many meters away.
Continuity mistake: When escaping from the baddies down the road in his wheelchair, as seen from behind, Eric's hair colour changes to a much darker one, and he is thinner, revealing it's a stunt or dummy.
Continuity mistake: Mac is being chased by dogs, among them a black one. From a different angle the black dog is gone, only to appear couple seconds later coming out from a house.
Continuity mistake: Mac is hit by the car and sent flying away, yet he appears on the car's windshield.
Continuity mistake: When Eric is looking for her mum by the escalators, there's just her mum and a man and no one around, but half a second later an old man appears behind, and a second after a woman also appears, then she disappears.
Continuity mistake: When Eric holds Mac against him in McDonald's, before the clown comes, Mac is either resting on his shoulder or bent forward, depending on the angle.
Continuity mistake: The door of the gas tank from the white car bursts open when the van lands. A second later it is closed.
Continuity mistake: After the vacuum cleaner scene, Mac is drinking from a Coke can held by Eric. The can changes positions between shots.
Continuity mistake: When Eric and Debbie are looking out the window at the cops, Eric is lightly pushing down on the blinds. He is pushing the blinds down in the center of the window. In the next shot he is pushing the blinds down much harder at the bottom of the window. (00:55:00)
Continuity mistake: After the father MAC smashes the panel of glass at the science lab, there is more glass missing in the second shot, although no further breakage is heard nor seen. (00:09:10)
Continuity mistake: When Eric and Debbie are at McDonalds, they give Brittany two presents, putting them on the corner of the table. However when MAC extends his arm to get the drink, the presents are no longer there. They then keep appearing and disappearing. (01:00:45)