Martha Hackett

Actor — Seska

American actress who played the Cardassian spy Seska on Voyager and the Romulan T'Rul on Deep Space Nine.

Martha Hackett is an American actress whose Star Trek appearances began with a small role as a Terellian in the Next Generation finale All Good Things.... She then played the Romulan sub-commander T'Rul in the Deep Space Nine two-parter The Search.
On Star Trek: Voyager she played Seska, a Cardassian agent disguised as a Bajoran Maquis who defected to the Kazon. After the character's death, Hackett returned as Seska in Worst Case Scenario and Shattered.