Black Lightning 2×12 “Just and Unjust” Season 2 Episode 12 Sneak Peek – DISCOVERIES – When Anissa (Nafessa Williams) returns to work at the clinic, she meets a domestic violence victim who motivates her to take action. Meanwhile, Gambi (James Remar) makes a discovery. Cress Williams, China Anne McClain, Christine Adams, Jordan Calloway, Marvin Jones III and Damon Gupton also star. Jeff Byrd directed the episode written by Charles D. Holland (#212). Original airdate 2/4/2019.