“Amber Brown” is an unfiltered look at a girl finding her own voice through art and music in the wake of her parents’ divorce. The series will star Carsyn Rose (“The Rookie,” “Cousins for Life”) as Amber Brown, an everykid who is going through what many children experience, and making sense of her new family dynamic through her sketches and video diary. Sarah Drew (“Grey’s Anatomy,” “Cruel Summer”) stars as Amber’s mother Sarah Brown. The ensemble cast cast also includes Darin Brooks (“Blue Mountain State,” “The Croods: Family Tree”) as Max, and newcomer Liliana Inouye (“The Slows”) as Brandi Colwin.…