'Opus' Review: John Malkovich Has a Fever, and the Only Prescription Is a Better Movie

If horror movies have taught us anything it's this: Don't go anywhere. Don't leave your house, and if you do leave your house, don't leave your hometown. And if you do leave your hometown, don't go out to the middle of nowhere. And if you do go out to the middle of nowhere and someone asks you all to surrender your cell phones, skip to the end and run away in terror right now. It'll save everybody - you and the killer cultists included - a lot of bother. Writer/director Mark Anthony Green's "Opus" is the latest in a long line of films where city folk are invited to . . .