Actors in both Star Trek: Deep Space Nine and Star Trek: Voyager
103 actors have appeared in both Star Trek: Deep Space Nine and Star Trek: Voyager, across 348 episodes. The most-credited is Majel Barrett Roddenberry, Federation Computer, Lwaxana Troi, Narrator in Star Trek: Deep Space Nine and Computer Voice, Narrator, Announcer in Star Trek: Voyager.
| Actor | In Star Trek: Deep Space Nine | In Star Trek: Voyager | Eps | Eps |
|---|---|---|---|---|
| Majel Barrett Roddenberry | Federation Computer, Lwaxana Troi, Narrator | Computer Voice, Narrator, Announcer | 29 | 103 |
| Aron Eisenberg | Nog, Mirror Nog, News Vendor | Kar | 48 | 1 |
| Jeffrey Combs | Weyoun, Brunt, Mirror Brunt | Penk | 33 | 1 |
| J.G. Hertzler | General Martok, Vulcan Captain, Laas | Hirogen Hunter | 30 | 1 |
| Martha Hackett | Sub-Commander T'Rul | Seska | 2 | 13 |
| Tiny Ron | Maihar'du | Alpha-Hirogen Idrin | 7 | 2 |
| Vaughn Armstrong | Seskal, Gul Danar | Alpha Hirogen, Korath, Telek R'Mor | 3 | 5 |
| Jack Shearer | Ruwon, Vadosia | Admiral Hayes, Admiral Strickler | 2 | 3 |
| Robert Picardo | Dr. Lewis Zimmerman, EMH Mark I | Dr. Lewis Zimmerman, Equinox EMH | 1 | 4 |
| Susanna Thompson | Dr. Lenara Kahn | Borg Queen | 1 | 4 |
| F.J. Rio | Enrique Muñiz | Joleg | 3 | 1 |
| J. Paul Boehmer | Vornar | Kapitan, Borg Drone | 1 | 3 |
| John de Lancie | Q | Q | 1 | 3 |
| Richard Poe | Gul Evek | Gul Evek | 3 | 1 |
| Rick Worthy | Kornan | Noah Lessing, 3947/Cravic 122 | 1 | 3 |
| Stephen Davies | Tactical Officer, Arak'Taral | Nakahn | 3 | 1 |
| Brian Markinson | Dr. Elias Giger | Lt. Peter Durst | 1 | 2 |
| Gregory Itzin | Hain, Ilon Tandro | Dysek | 2 | 1 |
| James Sloyan | Dr. Mora Pol | Ma'bor Jetrel | 2 | 1 |
| Kurtwood Smith | Thrax | Annorax | 1 | 2 |
Cast data from TVmaze, licensed CC BY-SA 4.0.