
Season 4
Episodes

1. The Ken and Barbie Killers Part 1: Dead Ringer
2022-06-05
From 1987 to 1992, young women were abducted and murdered north of the U.S.-Canadian border. A tip led cops to an unlikely suspect: a blond, blue-eyed accountant who lived with his wife in a pink house in the suburbs.

2. The Ken and Barbie Killers Part 2: I Kidnapped A Girl
2022-06-05
From 1987 to 1992, young women were abducted and murdered north of the U.S.-Canadian border. A tip led cops to an unlikely suspect: a blond, blue-eyed accountant who lived with his wife in a pink house in the suburbs.

3. The Back To School Killer Part 1: A Fear in the Air
2022-06-12
When college-aged women go missing, the investigation leads authorities to a local star athlete.

4. The Back To School Killer Part 2: A Fear in the Air
2022-06-12
When college-aged women go missing, the investigation leads authorities to a local star athlete.

5. Sammy The Bull Gravano Part 1
2022-06-19
Sammy "The Bull" Gravano was the right-hand man to mafia kingpin, John Gotti. He carried out multiple murders. After his arrest, he broke the sacred oath of silence and cut a deal with the government, testifying against his former boss.

6. Sammy The Bull Gravano Part 2
2022-06-19
Sammy "The Bull" Gravano was the right-hand man to mafia kingpin, John Gotti. He carried out multiple murders. After his arrest, he broke the sacred oath of silence and cut a deal with the government, testifying against his former boss.

7. The Hillside Stranglers Part 1: A Pair of Serial Killers
2022-06-26
In the fall of 1977, bodies of young women begin piling up in LA. Almost all of the victims are nude, discarded on hillsides showing signs of torture. It is nearly a year before two murders 1200 miles away uncover the Hillside Stranglers.

8. The Hillside Stranglers Part 2: She Walked Into the Trap
2022-06-26
In the fall of 1977, bodies of young women begin piling up in LA. Almost all of the victims are nude, discarded on hillsides showing signs of torture. It is nearly a year before two murders 1200 miles away uncover the Hillside Stranglers.

9. The Cross Country Killer Part 1: He Could Make People Disappear
2022-07-10
Samantha Koenig was closing shop in Anchorage, Alaska, when a man known in the community as a business owner and caring father, approaches. After kidnapping Samantha, an intense manhunt took authorities on a cross country investigation.

10. The Cross Country Killer Part 2: The Kill Kits
2022-07-10
Samantha Koenig was closing shop in Anchorage, Alaska, when a man known in the community as a business owner and caring father, approaches. After kidnapping Samantha, an intense manhunt took authorities on a cross country investigation.

11. John Gotti Part 1: It Was Kill or Be Killed
2022-07-17
John Gotti's expensive suits and swagger earned him the nickname Dapper Don. But, in reality, he was a man to be feared. A ruthless, dangerous mafia gangster who ordered hits on his enemies, his friends, and anyone who crossed him.

12. John Gotti Part 2: There Were Fatal Consequences
2022-07-17
John Gotti's expensive suits and swagger earned him the nickname Dapper Don. But, in reality, he was a man to be feared. A ruthless, dangerous mafia gangster who ordered hits on his enemies, his friends, and anyone who crossed him.