co-production of The Kirk Documentary Group, Ltd. and WGBH Educational Foundation ; written, produced and directed by Michael Kirk ; produced and reported by Jim Gilmore
produced by Michael Kirk ; produced and reported by Jim Gilmore ; written and directed by Michael Kirk ; a Frontline co-production with Kirk Documentary Group, Ltd. ; WGBH Educational Foundation ; WGBH Boston
a Frontline co-production with Kirk Documentary Group, Ltd. ; a production of WGBH-TV Boston ; produced by Michael Kirk, Jim Gilmore, Mike Wiser ; written and directed by Michael Kirk
a FRONTLINE Co-Production with Kirk Documentary Group, Ltd. ; produced by Michael Kirk, Jim Gilmore, Mike Wiser ; written and directed by Michael Kirk ; WGBH