| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | The Case of the Vengeful Garnet |
August 22, 1964
ITV1
|
50 | |
| S04E02 | The Case of the Wounded Warder |
August 29, 1964
ITV1
|
50 | |
| S04E03 | The Case of the African Murder |
September 5, 1964
ITV1
|
50 | |
| S04E04 | The Case of the Dutiful Murderer |
September 12, 1964
ITV1
|
50 | |
| S04E05 | The Case of the Pious Patriarch |
September 19, 1964
ITV1
|
50 | |
| S04E06 |
The Case of the Merry Widower
season finale
|
September 26, 1964
ITV1
|
50 |
No artwork of this type.
No artwork of this type.