PBS ; written by Rachel Dretzin ; produced and directed by Rachel Dretzin and John Maggio ; a Frontline co-production with Ark Media, LLC ; WGBH Educational Foundation
a film by Kunhardt McGee Productions, Inkwell Films, and THIRTEEN Productions, LLC, in association with Ark Media ; senior producer, Rachel Dretzin ; written by Henry Louis Gates, Jr. ; directors, Phil Bertelsen, Leslie Asaka Gladsjo, Sabin Streeter, Jamilla Wignot