The "Are You There God? It's Me, Margaret" Trailer Brings Judy Blume's Beloved Book to Life

"Are You There God? It's Me, Margaret" stars Fortson as the titular 11-year-old, Margaret; Bates as her paternal grandmother, Sylvia; and McAdams as her mother, Barbara. Benny Safdie and Elle Graham also star as Margaret's father Herb and her friend Nancy, respectively, while Gary Houston and Mia Dillon play her maternal grandparents, Paul and Mary Hutchins.