Born in Tampa, Florida, she is an American actress and singer known for her role as Charlie Graham in the horror film "Hereditary" (2018). She began her career on Broadway, starring as Matilda Wormwood in "Matilda the Musical," for which she received a Tony Honor. Beyond acting, she performs in a band with her sister and is involved in advocacy for anti-bullying. Her unique presence and talent have made her a notable figure in both theater and film.