* HeyItsThatVoice:
** Creator/RinoRomano is Alexander Munro
** Creator/JeffreyCombs as the BigBad Romulan Commander in [=EF2=]; Combs has played a number of roles in ''Series/StarTrekDeepSpaceNine''.
** There's also Thomas "Biff Tannen/Maniac" Wilson as Biessman in [=EF1=], and the distinct Tony Jay as the UltimateEvil in [=EF2=].
** Creator/AmandaWinnLee is Kleeya.
** Andy Milder voiced Chell in EFII only, He also voiced Brex in [[StarTrekBridgeCommander Bridge Commander]]. [[FridgeBrilliance And they're both Bolians.]]
** And [[{{Terminator}} Doctor Silberman]] plays [[TalkingToHimself a few of the enemy voices]] in the first game.
** Creator/TonyTodd voices Korban in [=EF2=]. He previously played Worf's brother, Kurn, as well as both an adult and elderly Jake Sisko on ''Deep Space Nine''.
** J.G. Hertzler, best known in Trek circles as Martok, voices one of the Klingon bosses in the game.
* TheOtherDarrin (voice only): Jeri Ryan was not available to voice Seven Of Nine in [=EF1=] and was replaced. In the Expansion Pack, however, Ryan's voice replaced the replacement's, making her The Other Other Darrin.