DVD Region 4. While grappling with tremendous personal tragedy, Isabel sets herself on a path of global investigation and discovery. Despite the colossal scope of her project, she finds beauty and bravery while crafting one of the defining American books of our time.. Actors: Aunjanue Ellis-Taylor, Emily Yancy, Niecy Nash, Jon Bernthal. Director: Ava DuVernay. Languages: English. Subtitles: . Running Time: 141 minutes approx. Discs: 1