WGBH Boston ; a Frontline production with the Canadian Broadcasting Corporation and Cam Bay Productions ; written & produced by Lowell Bergman and Neil Docherty ; directed by Neil Docherty
a Frontline co-production with the Palfreman Film Group ; WGBH Educational Foundation ; written by Jon Palfreman and T.R. Reid ; produced and directed by Jon Palfreman
produced by Furnace Limited for Thirteen in association with WNET.ORG, Channel 4, National Geographic Channel UK, ABC Australia, and ZDF ; written and directed by Richard Bond
Eagle Rock Film Productions Limited in association with the Independent Film Channel ; a Bill and Ben Production ; producers, Bill Jones and Ben Timlett ; directors Bill Jones, Alan G. Parker and Ben Timlett
produced by Darlow Smithson Productions for PBS and Channel 4 ; in association with Endemol Worldwide Distribution ; written by Stephen Hawking, Stephen Finnigan, Ben Bowie ; directed, filmed & produced by Stephen Finnigan