Reuters - While it lacks the gory monsters of "The Thing" and the gotcha scares of "Paranormal Activity 3," "Martha Marcy May Marlene" may be the most terrifying movie opening in theaters this month. It slowly but assuredly packs on the dread and the discomfort in a style that Roman Polanski would admire, resulting in the kind of movie you can feel tensing up the base of your spine.


