a Firelight Media Production for American Experience ; a production of WGBH, Boston ; producer, Stanley Nelson ; writer, Marcia Smith ; director, Stanley Nelson
a film by Ambrica Productions, Inc. in association with the American Experience ; written and directed by Sue Williams ; WGBH-TV, Boston ; WGBH Educational Foundation
written by Stephen Lyons & Llewellyn M. Smith ; directed by Llewellyn M. Smith ; produced by Llewellyn M. Smith, Stephen Lyons ; a Nova production for WGBH Boston ; WGBH Educational Foundation