Plot hole: No one wonders what happened to all the staff and patients at that sanatorium? No police ever came there and checked the place out after 30 years? And all the patient records, furniture, etc are still there?
Wrong Turn 4 (2011)
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Directed by: Declan O'Brien
Starring: Kaitlyn Leeb, Jennifer Pudavick, Tenika Davis, Terra Vnesa
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Kyle: They're eating him alive like some fucked up fondue.