| Canon source | Backstage source | Novel source | DITL speculation |
| # | Series | Season | Source | Comment |
| 1 | TOS | 1 | The Conscience of the King |
| Series : | TOS Season 1 |
| Episode : | The Conscience of the King |
| © Graham & Ian Kennedy | Page views : 4,557 | Last updated : 1 Mar 2004 |
