| Series |  |
 |
|
|
|
|
|
|
| The Original Series | 2 | 0 | 0 | 0 | 0 | 1 | 1 | 4.50 |
| The Next Generation | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 4.00 |
| The Animated Series | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 4.00 |
| The Motion Picture | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 3.00 |
| The Search for Spock | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 2.00 |
| The Voyage Home | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 4.00 |
| The Undiscovered Country | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 5.00 |
| Total | 9 | 0 | 0 | 1 | 1 | 5 | 2 | 3.89 |
| Title | Role | Season episode | Airdate | Stardate | Year | Rating | |
| Balance of Terror | Romulan Commander | 1 x 09 | 9 | 15 Dec 1966 | 1709.2 | 2266 |  |
| Journey to Babel | Sarek | 2 x 15 | 45 | 17 Nov 1967 | 3842.3 | 2267 |  |
| Title | Role | Season episode | Airdate | Stardate | Year | Rating | |
| Sarek | Sarek | 3 x 23 | 70 | 14 May 1990 | 43917.4 | 2366 | |
| Unification, Part 1 | Sarek | 5 x 07 | 106 | 4 Nov 1991 | 45236.4 | 2368 | |
| Title | Role | Season episode | Airdate | Stardate | Year | Rating | |
| Yesteryear | Sarek | 1 x 02 | 2 | 15 Sep 1973 | 5373.4 | 2268 | |
| Title | Role | Season episode | Airdate | Stardate | Year | Rating | |
| The Motion Picture | Klingon Captain Krase | 1 x 00 | 1 | 1 Jan 1979 | 7412.6 | 2271 |  |
| The Search for Spock | Sarek | 3 x 00 | 3 | 1 Jan 1984 | 8210.3 | 2285 |  |
| The Voyage Home | Sarek | 4 x 00 | 4 | 1 Jan 1986 | 8390 | 2285 | |
| The Undiscovered Country | Sarek | 6 x 00 | 6 | 1 Jan 1991 | 9521.6 | 2293 | |
| © Graham & Ian Kennedy | Page views : 25,265 | Last updated : 25 Jan 2023 |
