A production of The Documentary Guild in association with WGBH Boston for Nova ; WGBH Educational Foundation ; Executive editor, William Grant ; executive producer, Paula S. Apsell ; written, produced and directed by Rob Whittlesey and Noel Buckner
produced and directed by Stanley Nelson ; written by Marcia A. Smith ; a Firelight Media production for American Experience ; WGBH Boston ; WGBH Educational Foundation
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
directed, written, and produced by Robert Stone ; a Robert Stone film for PBS/American experience in association with BBC ; WGBH Educational Foundation and Robert Stone Productions