produced and directed by Stanley Nelson ; written by Marcia A. Smith ; a Firelight Media production for American Experience ; WGBH Boston ; WGBH Educational Foundation
produced by Barak Goodman, Rachel Dretzin ; directed by Barak Goodman ; a Frontline co-production with 10/20 Productions, LLC ; WGBH Educational Foundation ; WGBH Boston
a production of Média Vérité and Café Productions in association with BBC, History Television Inc., Public Broadcasting Service, U5 Filmproducktion GmbH ; written by Malcom Clarke ; produced by Malcolm Clarke and Karl-Eberhard Schaeffer ; directed by Malcolm Clarke and Stuart Sender