Frontline producers, WGBH Boston ... [and others] ; written and produced by Marilyn Mellowes ; senior producer and director, William Cran ; WGBH Educational Foundation
produced and directed by Mark Anderson and Charles Bruce ; a coproduction by WGBH/Boston and Brook Associates in association with the BBC and Canal Plus
produced by Barak Goodman, Rachel Dretzin ; directed by Barak Goodman ; written by Rachel Dretzin ; a Frontline co-production with 10/20 Productions, LLC ; WGBH Educational Foundation ; WGBH Boston