Sam and Charlie team up to get to the bottom of a string of random disappearances. Meanwhile, Jack believes that he has found a case and convinces Dean to partner-up…

Oliver and Thea are shocked to hear that Roy Harper is back in Star City. However, when they discover the circumstances of Roy’s return, Oliver and Thea realize that Roy…

Come one, come all to the creepiest circus the world has ever seen, a place where puzzling mysteries — and a familiar face — await.