Just after the county fair, there is footage of an old car overturning and modern RVs can be seen in the background.
Polly is seen wearing modern French cut panties with an elastic waistband.
A cameraman (wearing a Los Angeles Lakers cap) leans into the frame during the carnival scene.
Many scenes with mountains are in the background. There are no mountains in, or anywhere near, Texas.
A boom mic is visible in the windshield of the car after the bank is robbed.