Elle Graham already has an impressive acting resume, with appearances on high-profile projects like Stranger Things and The Walking Dead. The 13-year-old from Hampstead is riding a wave of popularity right now, thanks in part to starring in the hit Disney television show The Secrets of Sulphur Springs, which is in its third season. Elle also has a major role in a new movie, Are You There God? It’s Me, Margaret, which opens nationwide this weekend.