A horror film dealing with the terrors lurking via our computers, cell phones and other electronic devices, "Pulse" isn't nearly as scary as watching your hard drive crash or having your BlackBerry conk out in the middle of a vital call. Unfortunately, the talented young actress has far less interesting material to work with here than she does as "Veronica Mars." The various characters, despite their efforts to protect themselves with such means as red masking tape, soon find themselves succumbing to a plague that produces black, ink-like stains all over their body before they finally disintegrate.

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