|Release Date: April 10, 1981||Running Time: 90 mins.|
|MPAA Rating: R|
|Genre: Horror, Thriller|
Dee Wallace Stone
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Summary:After taking part in a risky police operation intended to trap a serial murderer, Karen White witnesses something horrifying enough to trigger selective amnesia. Consumed by a series of violent nightmares, she decides to admit herself to a recovery center, but the other occupants may not be what they seem.