The Best Seasons of Swamp Thing

Every season of Swamp Thing ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Swamp Thing!

CDC researcher Abby Arcane investigates what seems to be a deadly swamp-born virus in a small town in Louisiana but she soon discovers that the swamp holds mystical and terrifying secrets. When unexplainable and chilling horrors emerge from the murky marsh, no one is safe.