When the crew are handing out fliers in the neighborhood, Captain Casey is wearing lieutenant rank insignia on his collar.
At around the 30 minute mark captain Matt Casey is seen talking to a teenager about the grenades, however if you look on his collar there is only one burgle which is the rank of Lieutenant, he should have two burgles as he is a captain.
When the team are dishing out fliers around the neighborhood, Matt Casey is seen stapling a flyer to a tree, he is wearing a lieutenants T-sheet which only has 1 bugle instead of his 2 bugled captains T-shirt that he was wearing earlier on.
7x4 at around the 30 minute mark Matt Casey is seen talking to a teenager about a missing grenade. If you look on his Collar he has one burgle which is the rank of Lieutenant, however he should have two burgles as he is a captain.