Guest Stars Annie Wersching as Emma Whitmore Susanna Thompson as Carol Preston Michael Rady as Nicholas Keynes Gavin Stenhouse as Don Law Kamahl Naiqui as Robert Johnson Co Starring Theodus Crane as Johnny Sharecropper Keith Machekanyanga as Son House Natasha Marc as Betty Wiley B. Oscar as Muddy Waters Radha Blank as Bessie Smith Niketa Calame as Carrie Thompson Dustin Ryder Jones as Billy the Bellhop