A fourth season of 12 episodes has been confirmed and will premiere on June 23, 2014 on MTV. This will be the first season not to star Crystal Reed. New cast additions include Meagan Tandy as Braeden (who only appeared in 2 episodes of season 3), Dylan Sprayberry as "Liam", Khylin Rambo as Mason “an out-and-proud athlete” and Mason Dye as his best friend Garrett. Dylan O'Brien confirmed in an interview that Malia Tate (Shelley Hennig) would be a regular next season and joins the pack.
在这部真实犯罪剧集中，负责调查臭名昭著的连环杀手案的警探们讲述了他们竭力办案的过程，以及其中令人感到痛心和恐惧的细节。
