The season-ending cliffhanger has been a major part of television, going back to Dallas. Sometimes they work, sometimes... not so much. Falling Skies just resolved its crazy-pants cliffhanger in a respectable fashion — but what about TV shows that actually paid off their big season-ending cliffhangers in style?
Here are a dozen or so science fiction and fantasy TV shows that set up huge-ass cliffhangers — and then provided awesome resolution. We already listed the best cliffhangers of all time, but it's even rarer to find a great cliffhanger that makes you wait months for the resolution — and then doesn't wimp out, or undo everything in the first act.