From M. Night Shyamalan, the writer-director of The Sixth Sense and Signs, comes a gripping thriller about a family on the run from a mysterious and deadly phenomenon. Academy Award Nominee Mark Wahlberg (2006 Best Supporting Actor - The Departed) stars as Elliot Moore, an ordinary man trying to save his family from a terrifying, invisible killer. As Elliot begins to discover the true nature of what is lurking out there, it soon becomes clear that no one - and nowhere - is safe.