A production of The Documentary Guild in association with WGBH Boston for Nova ; WGBH Educational Foundation ; Executive editor, William Grant ; executive producer, Paula S. Apsell ; written, produced and directed by Rob Whittlesey and Noel Buckner
productores ejecutivos, Alejandro Santos, Juan Pablo Santos ; escrito, dirigido y producido por Jaime Escallón Buraglia ; productoria general, Ximena Sotomayor Araj́jo ; director de fotografía, Carlos Duque, ; una producción de Proyectos Semana e Imagina US
produced and directed by Stanley Nelson ; written by Marcia A. Smith ; a Firelight Media production for American Experience ; WGBH Boston ; WGBH Educational Foundation