Revealing mistake: Very obvious stunt double when Dennis Quaid's character falls off the forklift into the kiddie pool at the hardware store.
Revealing mistake: When the school bus drops off the children, you can see its front license plate, a Connecticut plate with a "000-AAA" format - which, in Connecticut, is used only on privately owned passenger cars. (Connecticut school bus plates have a "00S00" format.).
Revealing mistake: When the kids in the lighthouse tower are pulling the others back up and across the window sill, the unnatural angle makes it obvious that a dummy was being used.
