Movies: Whodunnit

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Adam, a troubled young man with a secret obsession to kill, is placed under the care of Dr. James Franz, an unorthodox psychologist who faces a moral dilemma: report Adam's homicidal ideation or solve him before he acts out murder....

When a masked killer slaughters several campers in a small town, a sheriff and a deputy track the murderer to a local diner where, using their investigative skills, they must discover which person in the diner is the actual killer....