Watch Hunters Online at Couchtuner. Decorated FBI agent Flynn Carroll’s world is turned upside down when his wife, Abby, goes missing. When it becomes clear her abduction is tied to a group of ruthless—and extraterrestrial—terrorists called Hunters, Flynn is recruited by a secret government organization to bring the aliens down. The series pushies boundaries by redefining what makes a terrorist and offers a unique crossover twist between gritty crime drama and sci-fi thriller.