Ava DuVernay Director, Screenwriter, Producer Emayatzy Corinealdi Ruby Actor David Oyelowo Brian Actor Omari Hardwick Derek Actor Lorraine Toussaint Ruth Actor Edwina Findley Rosie Actor Sharon Lawrence Fraine Actor Dondré T. Whitfield Littleton Actor Troy Curvey III Rashad Actor Maya Gilbert Gina Actor Howard Barish Producer Paul Garnes Producer Bradford Young Cinematographer Spencer Averick Film Editing Kathryn Bostic Original Music Claudia Roque Production Design Bill Lakoff Art Director Ilka Urbach Set Decoration Stacy Beverly Costume Design Aisha Coley Casting