EXCLUSIVE: Luna Blaise (Manifest), Madison Pettis (Five Points), Charlie Gillespie (Julie And The Phantoms), Hart Denton (Riverdale), Greer Grammer (Awkward), Will Peltz (Unfriended), Daniella Perkins (Red Ruby) and Dylan Flashner (Lansky) are among cast for coming-of-age drama Deltopia, which is currently in production in LA.