Audio problem: At the very beginning where the two young boys cut the eye holes, the sound of cloth ripping is not synchronized with the knife cutting it.
Audio problem: When Ash receives the letter from the Dragonite, we hear Togepi say "Togepi?" but its mouth doesn't move.
Audio problem: When the Blues Brothers are beginning their song Turn on Your Love Light for the battle of the bands, a horn is heard as an indicator for each singer to turn around, but none of the 3 horn players are actually playing their instrument.
Audio problem: Before Jackie puts on the Dutch shoes a woman with another pair of Dutch shoes is seen running away. A shot later she is seen walking away behind Jackie and you can't hear her shoes.
Audio problem: In the scene when the plane slides down the hill into the water you hear the classic Hollywood sound used for jumbo jet engines dying out by hitting water. The problem lies in the fact that that engine would have been off by then, either by impact, or by the planes automated systems. Even if it was somehow still running you don't hear it until it dies.
Audio problem: In the beginning of the bedroom scene with Elise and her suspect client, the guy yells out "You let him hit me, I mean how can you let them hit me." But watch his lips when they first cut to him - they don't move until after he turns around. (00:40:00)