Black Lightning 1×06 “Three Sevens: The Book of Thunder” Season 1 Episode 6 Extended Promo – TO RIGHT THE WRONGS – Jefferson (Cress Williams) is on the hunt for his father’s killer, while Anissa (Nafessa Williams) uses her new powers to rectify a wrong after a protest fails. Jennifer (China Anne McClain) grapples with some difficult choices. Elsewhere, Gambi (James Remar) begs for help from Lynn (Christine Adams). Damon Gupton and Marvin Jones III also star. The episode was written by Charles Holland and directed by Benny Boom (#106). Original airdate 2/27/2018.