At breakfast, Wesley's glass of orange juice is alternately in his hand/on the table between shots.
When Wesley runs upstairs as the police cars arrive at the house, the bedroom curtains are closed when seen from outside, but when Wesley runs to the window to look out the curtains are open.
The positioning of the plates, pots of food and drinks on the dining table when Maddie and Robert are preparing to eat their lunch.
Just before lights out in the prison dorm, Wesley had a radio taped to the underside of the upper bunk of his bunk bed. Just after the guard patrols on night duty, the radio is no longer there.
As Wesley is running down the stairs putting on the robe right after he jumps out of the tub, you can see that he is clearly wearing white boxers.