E15: The Zodiac Killer

E16: The Zodiac Killer Pt.2

E17: "The Chessboard Killer" - Alexander Pichushkin

E18: "The Chessboard Killer" - Alexander Pichushkin Pt.2

E19: "The Acid Bath Murderer" - John George Haigh

E20: "The Acid Bath Murderer" - John George Haigh Pt. 2

E21: "The Toolbox Killers" - Lawrence Bittaker & Roy Norris

E22: "The Toolbox Killers" Pt. 2- Lawrence Bittaker & Roy Norris

E23: “The Werewolf of Wysteria” - Albert Fish

E24: “The Werewolf of Wysteria” Pt. 2 - Albert Fish