Susanna Thompson (born January 27, 1958) is an American actress. She portrayed Moira Queen as a series regular in the first and second seasons of . She also provided the voice for the character for the third season episode "", for which she wasn't credited. She reprised her role in a special guest starring role in the fifth season of , and portrayed Moira's Earth-2 counterpart in the eighth and final season. Thompson also voiced the Wellenreiter's A.I. in an uncredited role in the third season of .
DC's Legends of Tomorrow
- "" Wellenreiter artificial intelligence (uncredited)