directed by Michael Kirk ; written by Michael Kirk & Mike Wiser ; produced by Michael Kirk, Jim Gilmore, Mike Wiser ; reported by Jim Gilmore ; a Frontline production with Kirk Documentary Group ; WGBH
a production of Thirteen and ArgoFilms in association with WNET.org for PBS ; written, produced and directed by Allison Argo ; executive producer, Fred Kaufman ; series producer, Bill Murphy
producer, Guy de Glanville ; director, Andy Wilson ; created and written by Chris Lang ; produced by Mainstreet Pictures for ITV ; co-produced with Masterpiece