<P> Moira Queen ( portrayed by Susanna Thompson ; Seasons 1 - 2 ) is the mother of Oliver and Thea , the former acting CEO of Queen Consolidated , mayoral candidate and wife of Robert Queen and later Walter Steele . She also had a brief affair with Malcolm Merlyn after his wife 's death , which resulted in Thea 's birth . She is based on the minor DC Comics character of the same name . </P>
<P> Moira Queen ( portrayed by Susanna Thompson ; Seasons 1 - 2 ) is the mother of Oliver and Thea , the former acting CEO of Queen Consolidated , mayoral candidate and wife of Robert Queen and later Walter Steele . She also had a brief affair with Malcolm Merlyn after his wife 's death , which resulted in Thea 's birth . She is based on the minor DC Comics character of the same name . </P>
who plays oliver queen 's mom in arrow
who plays oliver queen 's mom in arrow
Susanna Thompson
Susanna Thompson