| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | The Springfield Three |
November 4, 2019
Investigation Discovery
|
60 | |
| S04E02 | Vanished |
November 11, 2019
Investigation Discovery
|
60 | |
| S04E03 | Without a Trace |
November 18, 2019
Investigation Discovery
|
60 | |
| S04E04 | The Freeway Phantom |
November 25, 2019
Investigation Discovery
|
60 | |
| S04E05 | A Killing in Chinatown |
December 2, 2019
Investigation Discovery
|
||
| S04E06 | Memphis Blues |
December 9, 2019
Investigation Discovery
|
||
| S04E07 | Law & Murder |
December 16, 2019
Investigation Discovery
|
||
| S04E08 | Nine Years in the Shadows |
December 23, 2019
Investigation Discovery
|
||
| S04E09 | The Cheerleader and The Hitman |
December 30, 2019
Investigation Discovery
|
||
| S04E10 | Oklahoma Horror Story |
January 6, 2020
Investigation Discovery
|
||
| S04E11 | Suburban Secrets |
January 13, 2020
Investigation Discovery
|
||
| S04E12 |
Motor City Murder
season finale
|
January 20, 2020
Investigation Discovery
|
No artwork of this type.
No artwork of this type.