To the Beat follows 14-year-old twins Mia and Mackie Castillo - dancers since they were toddlers. Beginning at just three years old, that's been their one true passion. They support each other through competitions and rehearsals, even though they dance … Laura Krystine, Brisa Lalich, Jayden Bartels, Veronica St. Clair, Marie Wilson, Lilly Melgar, Martha Madison Added on Amazon Prime 2020-12-19. Youtube Trailer