Shelley Long's joining Modern Family, Ted Danson creeps us out on Damages (and is also in Bored to Death) and Michael J. Fox is on Rescue Me. It's like the '80s are invading our TVs! But even as the invasion is going on, some of our favorite soldiers are missing in action -- where are these '80s TV favorites, all of whom have had spotty appearances since their heyday? Here's a list of '80s stars who are ripe for a comeback.