Hollywood horror films draw from a grab bag of assorted Halloween party favors, but amidst all the cheap plastic spider rings, director James Wan inserts a tarantula or two for good measure. His latest, "Insidious," takes a see-what-sticks approach that can sometimes be as frustrating as it is refreshing, but in a cinematic climate where scary movies are becoming an increasingly on-rails experience, every goose bump is worth its weight in gold (and I imagine it adds up).
