According to Deadline, the series is written and created by Nichelle Tramble Spellman (The Good Wife, Justified). The show is based on the Kathleen Barber crime novel of the same name. It focuses on Poppy Parnell (Octavia Spencer), a dedicated investigative reporter who tries to uncover the truth behind a suspicious murder verdict that took place decades before via her new podcast.
Lizzy Caplan plays Josie and Lanie, twin sisters whose father happens to be the murder victim. Miller, who is recurring, will play Alex Dunn, Lanie's husband. The cast also includes Elizabeth Perkins, Mekhi Phifer, Michael Beach, Tracie Thoms, Haneefah Wood and Ron Cephas Jones on the Reese Witherspoon Apple series venture.