Guest Stars Sasha Compere as Juanita Abernathy Lennie James as Martin Luther King Sr. LisaGay Hamilton as Alberta King Ashley Romans as Ella Mae Elle Lorraine as Sister Grace Adam Cropper as President John F Kennedy Michael Hyatt as Helen Malloy Idara Victor as Ollie Mae Co Starring Carter Ace as MLK III Zuri James as Ronald Stokes Chione Narcisse-Williams as 6-Year Old Yoki Faith Bryant as 15-Year Old Coretta Roxzane T. Mims as Teacher Carl Kennedy as Principal Scott N. Stevens as Judge Mitchell Kylee D. Allen as 11-Year Old Betty Samara Scott as Sister #1 Britny Horton as Mrs. Ruby Quinn Princess Elmore as Sister Jean Diane Kirby as Sister #2 Marliss Amiea as Bernice Scott