| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Bournemouth's Crossbow Killer |
January 7, 2020
CBS Reality (UK)
|
60 | |
| S04E02 | The Murderous Bigamist |
January 14, 2020
CBS Reality (UK)
|
60 | |
| S04E03 | The Acid Bath Murders |
January 21, 2020
CBS Reality (UK)
|
60 | |
| S04E04 | The Blackpool Double Murder |
January 28, 2020
CBS Reality (UK)
|
60 | |
| S04E05 | The Lady Killer |
February 4, 2020
CBS Reality (UK)
|
60 | |
| S04E06 | The Merseyside Wheelchair Murderer |
February 11, 2020
CBS Reality (UK)
|
60 | |
| S04E07 | The Brighton Trunk Murders |
February 18, 2020
CBS Reality (UK)
|
60 | |
| S04E08 | Eastbourne's Dr Death |
February 25, 2020
CBS Reality (UK)
|
60 | |
| S04E09 | The Newport Revenge Murder |
March 3, 2020
CBS Reality (UK)
|
60 | |
| S04E10 |
The Party Killer
season finale
|
March 10, 2020
CBS Reality (UK)
|
60 |
No artwork of this type.
No artwork of this type.
No artwork of this type.