Courtney B. Vance (American Crime Story: The People vs. OJ Simpson), Aunjanue Ellis (Quantico) and Elizabeth Debicki (The Tale) have been tapped for major roles opposite Jurnee Smollett-Bell, Jonathan Majors and Wunmi Mosaku in HBO's high-profile straight-to-series drama Lovecraft Country, from Misha Green, Oscar winner Jordan Peele and his Monkeypaw Productions, J.J.