In the beginning of the movie, while Abraham is talking to the stripper in the bar, her yellow panties change into a blue thong.
The dress of the woman, stripping in front of the mirror, was half off her shoulder, in the next shot it was on her shoulder again.
The amount of hot oil and French fries in the glass bowl.
Whenever the killer tries to slit a gal's throat with a knife, it's obvious that the blood is fake & there's no actual cut made to her skin.
The city of Primghar, Iowa is misspelled "Primgar" in the newspaper ad.
The clear dish on the stove with the French fries is initially a dish with straight sides but changes to a dish with curved sides (like a bowl) as the scene progresses.