Series episode
| Rylee Alazraqui | ... | Rok-Tahk |
| Dee Bradley Baker | ... | Murf / Klingon 2 / Gentleman Caller |
| Brett Gray | ... | Dal |
| Angus Imrie | ... | Zero |
| Ella Purnell | ... | Gwyn |
| Jason Mantzoukas | ... | Jankom Pog |
| John Noble | ... | The Diviner |
| Jimmi Simpson | ... | Drednok |
| Kate Mulgrew | ... | Hologram Janeway |
| Robert Beltran | ... | Captain Chakotay |
| Rene Auberjonois | ... | Odo |
| James Doohan | ... | Scotty |
| Nichelle Nichols | ... | Uhura |
| Leonard Nimoy | ... | Spock |
| David Ruprecht | ... | Kobayashi Maru Captain |
| Bonnie Gordon | ... | Ship Computer |
| Gates McFadden | ... | Dr. Beverly Crusher |
| Brook Chalmers | ... | Klingon 1 |
| Alan Wan | ... | Direction |
| Nikhil S. Jayaram Lisa Aline Schultz Julie Benson Aaron Waltke | ... | Script |