4. Sezon
Görseller
| # | Görsel | Başlık | Yayınlandı |
|---|---|---|---|
| 1 |  | An Exercise in Fatality | 15 Eyl 1974 |
| 2 |  | Negative Reaction | 15 Eki 1974 |
| 3 |  | By Dawn's Early Light | 27 Eki 1974 |
| 4 |  | Troubled Waters | 9 Şub 1975 |
| 5 |  | Playback | 2 Mar 1975 |
| 6 |  | A Deadly State of Mind | 27 Nis 1975 |
| # | Görsel | Başlık | Yayınlandı |
|---|---|---|---|
| 1 | | An Exercise in Fatality | 15 Eyl 1974 |
| 2 | | Negative Reaction | 15 Eki 1974 |
| 3 | | By Dawn's Early Light | 27 Eki 1974 |
| 4 | | Troubled Waters | 9 Şub 1975 |
| 5 | | Playback | 2 Mar 1975 |
| 6 | | A Deadly State of Mind | 27 Nis 1975 |