Courtney B. Vance has joined the cast of the upcoming third season of “Genius” at Nat Geo, which will focus on Aretha Franklin. Vance will star as Aretha’s father C.L. Franklin. Cynthia Erivo is set to play Aretha, with Malcolm Barrett, Patrice Covington, Kimberly Hébert Gregory, Rebecca Naomi Jones, and Sanai Victoria also set to […]