Audio problem: When younger Dylan is talking with his father before he performs the stunt, Dylan tells Shrike he doesn't want him to go and Shrike says to him "Dylan, come on. We talked about this." As Shrike says "Dylan, come on", the shot is behind him, but his jaw doesn't move with the speech. (00:01:15)
Audio problem: When Dylan begins explaining the plan to infiltrate OCTA to the Horsemen, there is a wide shot where he says "OCTA's hosting the launch of the next-gen cell phone" but his lips don't move at the start of the line. (00:15:40)
Audio problem: At the OCTA launch, when Daniel calls security for the CCTV guard, the security guard finds the Evans Mental Facility wristband on his wrist, then the CCTV guard says "Hold on a second" but his mouth doesn't move. (00:18:10)
Audio problem: When the Horsemen are having their final checks at the science centre, just as Merritt is being checked, Lula is heard saying "I don't speak the language." Lula is visible in the background looking towards Merritt when she says this, but her mouth is not moving when she is speaking. (01:01:40)
Audio problem: Jack "hypnotises" Chase in the bar to make him apologise to Merritt and slaps Chase on the face to wake him back up again. Chase then says "Merritt", but his lips don't move. (00:49:00)
Audio problem: In the bar, when Chase is telling Merritt his ploy of distracting him while the other Horsemen screw over Walter isn't going to work, whenever the shot is behind Chase, Chase's mouth movements do not match the dialogue when he is speaking. (00:48:35)
Audio problem: When the Horsemen are at the science centre and are posing as doctors attempting to trick Allen, Lula says she did sent that e-mail and Daniel says "The other day, yes", but Daniel's lips do not move with the line. (00:55:10)
Answer: Walter thought the chip was real because he placed it under a scanner and the scanner confirmed that the chip was real. However, given the fact that later on it was revealed that the whole plane sequence was a set up, it is probable that the device used to scan the chip was actually a fake that was used to make Walter believe the chip was real, most likely throw him off guard.
Casual Person