who hosted to catch a predator?
Elementary: To Catch a Predator Predator â Vigilante (Review) Spoilers. The latest episode of Elementary âTo Catch a Predator Predatorâ uses the concept of the old NBC program hosted by Chris Hansen and the relatively new term âcatfishâ to describe a predator who preys on sexual predators. This vigilante defender of underage sexual targets is murdered, shot to death outside a motel.