| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Mad Dog Sullivan |
July 13, 2012
|
60 | |
| S04E02 | Family Secrets |
July 20, 2012
|
60 | |
| S04E03 | “Mad Sam” DeStefano |
July 27, 2012
|
60 | |
| S04E04 | Dutch Schultz |
August 14, 2012
|
60 | |
| S04E05 | The Iceman: Richard Kuklinski |
August 14, 2012
|
60 | |
| S04E06 | Carmine ''The Snake'' Persico |
August 21, 2012
|
60 | |
| S04E07 | The Grim Reaper: Greg Scarpa |
August 28, 2012
|
60 | |
| S04E08 |
Jimmy “The Gent” Burke
series finale
|
September 4, 2012
|
60 |
No artwork of this type.
No artwork of this type.