If current server doesn't work please try other server below.

• S4.E1 ∙ The Ken and Barbie Killers: Dead Ringer - Part 1
• S4.E2 ∙ The Ken and Barbie Killers: I Kidnapped a Girl - Part 2
• S4.E3 ∙ The Back to School Killer: A Fear in the Air - Part 1
• S4.E4 ∙ The Back to School Killer: Portrait of a Predator - Part 2
• S4.E5 ∙ Sammy "The Bull" Gravano: Part 1
• S4.E6 ∙ Sammy "The Bull" Gravano: Part 2
• S4.E7 ∙ The Hillside Stranglers: A Pair of Serial Killers - Part 1
• S4.E8 ∙ The Hillside Stranglers: She Walked Into the Trap - Part 2
• S4.E9 ∙ The Cross Country Killer: He Could Make People Disappear - Part 1
• S4.E10 ∙ The Cross Country Killer: The Kill Kits - Part 2
• S4.E11 ∙ John Gotti: It Was Kill or Be Killed - Part 1
• S4.E12 ∙ John Gotti: There Were Fatal Consequences - Part 2