| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | The Infernal Serpent |
January 3, 1990
ITV1
|
104 | |
| S04E02 | The Sins of the Fathers |
January 10, 1990
ITV1
|
104 | |
| S04E03 | Driven to Distraction |
January 17, 1990
ITV1
|
104 | |
| S04E04 |
Masonic Mysteries
season finale
|
January 24, 1990
ITV1
|
104 |
No artwork of this type.
No artwork of this type.
