Factual error: When Julie's undressing in the shower scene she steps out of a slip. Impossible as she was wearing pants, women wear slips only with dresses.
Plot hole: It seems unlikely any mental institution would let a patient out to visit home for any length of time as happens in the movie with the killer and his mother.
Upvote valid corrections to help move entries into the corrections section.
Suggested correction: Unlikely, but still possible. Almost every workplace has a situation in which a person is bending the rules.
