Denise Dowse Director Ledisi Mahalia Jackson Actor Keith David Ink Williams Actor Vanessa Williams Lucille Actor Corbin Bleu Cab Calloway Actor Columbus Short Martin Luther King Jr. Actor Janet Hubert Aunt Duke Actor Wendy Raquel Robinson Cylestine Actor Andrew Lauer Alexander Hardwick Actor Keith D. Robinson Thomas Dorsey Actor Wren T. Brown Clive Actor Ericka Nicole Malone Screenwriter, Executive Producer Vince Allen Producer Re'Shaun Frear Producer Phillip Robinson Executive Producer Eduardo Ramirez Gonzalez Cinematographer Dina McCrary Film Editing Melvin "Maestro" Lightford Original Music Delarey Wagener Production Design Mylette Nora Costume Design Phaedra Harris Casting