| Series |  |
 |
|
|
|
|
|
|
| The Original Series | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 1.50 |
| The Animated Series | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 1.00 |
| Total | 4 | 0 | 3 | 1 | 0 | 0 | 0 | 1.25 |
| Title | Season episode | Airdate | Stardate | Year | Rating | |
| The Gamesters of Triskelion | 2 x 17 | 47 | 5 Jan 1968 | 3211.7 | 2268 |  |
| The Paradise Syndrome | 3 x 03 | 59 | 4 Oct 1968 | 4842.6 | 2268 |  |
| Title | Season episode | Airdate | Stardate | Year | Rating | |
| The Lorelei Signal | 1 x 04 | 4 | 29 Sep 1973 | 5483.7 | 2268 | |
| The Ambergris Element | 1 x 13 | 13 | 1 Dec 1973 | 5499.9 | 2268 | |
| © Graham & Ian Kennedy | Page views : 13,083 | Last updated : 27 Jul 2022 |