Ma Rainey's Black Bottom (Original Soundtrack) by Branford Marsalis The Netflix film features Chadwick Boseman's final performance and Viola Davis in the title role. Ma Rainey's Black Bottom is the new Netflix film, out December 18, that stars Viola Davis as blues icon Ma Rainey and the late Chadwick Boseman in his final on-screen performance. Tthe soundtrack featuresoriginal music from Branford Marsalis. Label : Milan