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

E25: “The Casanova Killer” - Paul John Knowles

E26: “The Casanova Killer” Pt. 2 – Paul John Knowles

E27: "The Grim Sleeper" - Lonnie Franklin Jr.

E28: "The Grim Sleeper" Pt 2. - Lonnie Franklin Jr. Featuring Hart Hanson