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.
College sophomore Barry Allen has been savior of Central City for about a year now. But a team of other speedsters from other universes that call themselves "the Flash Family" claim that he's been the Flash for far longer, and somebody is running around destroying timelines.
