Other mistake: When Dexter is explaining the contract to Ed, Ed pulls out a pen and clicks it. In the next camera angle, Dexter hands him a pen.
Other mistake: When one of the bad guys looks through the mail box slot, Alex sprays him in the eyes with black spray paint. Meaning the spray paint must have actually gone INTO his eyes, yet when he turns around, its only around the outer part of his eyes and nowhere in his eye balls.
Other mistake: In the song "A Rumor in St. Petersburg," according to the closed captioning, the characters sing the words "no proof of fact." According to the lyrics in the soundtrack booklet, they are actually singing "or through a crack." And if you listen, it's actually what they are saying.
Other mistake: In the part where Josh is sweeping the basketball court behind the church you notice that there are faded white paw prints. Then later when Josh is painting it Buddy walks directly on the white prints. Were these there to show Buddy where to walk?
Other mistake: At the beginning, when Pod is climbing up the table, he does it in seconds. There's no way he could have gotten up that fast.
Other mistake: When the girls are chatting on a blanket outside the "haunted" castle, you can see Geri discreetly mouthing other people's lines, particularly Emma's.
Other mistake: When the rat catcher is dragged through the house by his safety harness, he starts off being dragged face upwards, but a couple of seconds later his position has changed, he is now face downwards and at the end of this he is face upwards again.
Other mistake: When Mr Bean has messed the painting up, he takes it to a room to get the pen ink off, this room is labeled "employees washroom" and inside its a workshop. (00:42:25)