Fresh 25++ Catherine O'hara 2020. Catherine o'hara are you on water? Still married to her husband bo welch? Canadian actress catherine o'hara has won the emmy for best actress in a comedy series for her role as moira rose, the haughty matriarch, in the moira's accent, eccentricity and wardrobe (plus an impressive wig collection) has made her a fan favourite and o'hara's portrayal caught the eye of tv. Bio, photos, awards, nominations and more at emmys.