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.
A group of teenage friends and their Great Dane (Scooby-Doo) travel in a bright green van solving strange and hilarious mysteries, while returning from or going to a regular teenage function.
