For Disney, she played Monica in That's So Raven, Madame Tiffany in Shake It Up and Calista in the Freeform TV show Melissa & Joey. Brown also provided the voice of Ursula in ABC's Once Upon a Time, and voices Luna in the Disney Channel series Elena of Avalor. She voiced Boat Maria in Penn Zero: Part-Time Hero and Brigid in Star vs. the Forces of Evil. She also voiced Tracy Triceratops in Doc McStuffins. She also voices Lt. Valeria in LEGO Star Wars: The Freemaker Adventures.