| Season 1 | |
| 1x1 | Beyond the Farthest Star |
| 1x2 | Yesteryear |
| 1x3 | One of Our Planets is Missing |
| 1x4 | The Lorelei Signal |
| 1x5 | More Tribbles, More Troubles |
| 1x6 | The Survivor |
| 1x7 | The Infinite Vulcan |
| 1x9 | Once Upon a Planet |
| 1x14 | The Slaver Weapon |
| 1x16 | The Jihad |
| Season 2 | |
| 2x1 | The Pirates of Orion |
| 2x2 | Bem |
| 2x4 | Albatross |
| 2x5 | How Sharper Than a Serpent's Tooth? |