When the goal is building perfect and deadliest mousetrap, time and money are of no concern. Neither, apparently, is a fatal illness and a willing suspension of disbelief. And if you need a dirty cop to help you out in the execution of your plan, that, too, is easier done than said. It's all part of the very unreal, but nonetheless thrilling world of the "Saw" movies, and even though the producers are crankin' out at least one a year and are already up to "Saw V" (Lionsgate), there seems to be no shortage of ideas for slicing, crushing, beheading and incinerating hapless victims. Read more...