This movie, filmed in August of 2008, is a lower-tier monster film, though the nature of the creature causing harm remains unknown until fairly late in the story. It might be a werewolf, a bear that eats people, a sasquatch, a wendigo, a person wearing a mask, or something else entirely—it’s up to the viewer to figure out what it is. The film shares similarities with “Sweet Sixteen,” “Dire Wolf” (also known as “Di…