written, produced and directed by William Cran ; a Frontline coproduction with InVision Productions, Ltd. in association with BBC-2 ; WGBH Educational Foundation
directed b Michael Kirk ; written by Michael Kirk and Mike Wiser ; produced by Michael Kirk, Jim Gilmore, Mike Wiser ; a Frontline production with the Kirk Documentary Group ; WGBH
a Frontline production with Kirk Documentary Group ; produced by Michael Kirk, Jim Gilmore, Mike Wiser ; written by Michael Kirk & Mike Wiser ; directed by Michael Kirk
a Frontline production with Left/Right Docs in partnership with Propublica ; WGBH ; correspondent, A.C. Thompson ; produced by Richard Rowley, A.C. Thompson ; written & directed by Richard Rowley
written, produced and directed by Rick Young ; co-producers, Emma Schwartz, Fritz Kramer ; a Frontline production with American University School of Communication's Investigative Reporting Workshop in collaboration with NPR ; WGBH
a Frontline production with the Palfreman Film Group in association with Kate McMahon Productions LLC ; written by Jon Palfreman ; produced and directed by Jon Palfreman and Kate McMahon