Oh, bad boys, what would we do without you? While in real life you're more trouble than you're worth, on screen your sulky swaggering, tough talk and icy eyes almost always belie a tender heart beneath the bravado. And that's where you're best enjoyed -- from a safe distance. Here's a look at the TV desperados who made our hearts melt, in our countdown of TV's Top 20 Bad Boys. -- By Liane Bonin

