Millie Davis

Millie Davis (born 6 December 2006) is a Canadian actress who plays Ms. O / Big O in the TVOKids/PBS Kids series ''Odd Squad'', Riley in the television show ''Dino Dana'', Summer in ''Wonder'', and Gemma Hendrix in ''Orphan Black.'' She was nominated for a Canadian Screen Award for Best Performance by an Actress in a Leading Role in a Dramatic Program or Limited Series as Ms. O in ''Odd Squad: The Movie'' at the 5th Canadian Screen Awards and has been co-nominated with the ''Odd Squad'' cast for four additional awards, including winning the award for "Best Young Ensemble in a TV Series" at the 2015 Joey Awards. Provided by Wikipedia