Millie Davis is a Canadian actress who played Ms. O / Big O in the TVOKids/PBS Kids series Odd Squad, Riley in the Amazon Prime television show Dino Dana, Summer in Wonder, and Gemma Hendrix in Orphan Black.
The half-hour series follows 12-year-old Lincoln Loud as he goes on new adventures in the town of Royal Woods with his best friend Clyde McBride, while also navigating the chaos of living in a family with 10 sisters.
