a film by Frederick Wiseman ; director, producer, editor, sound, Frederick Wiseman ; a production of Ex Libris Films, LLC in association with Public Broadcasting Service (PBS), WGBH and Independent Television Service (ITVS) ; a Zipporah Films Release
a Cine Boa LLC production for WGBH/Frontline and Univision in association with the investigative reporting program at the UC Berkeley Graduate School of Journalism, the Center for Investigative Reporting and KQED ; produced by Daffodil Altan and Andrés Cediel ; written by Lowell Bergman & Andrés Cediel
directed by Ben DeJesus ; produced by Ben DeJesus, Fisher ; this program was produced by Diamante Pictures & Latino Public Broadcasting in association with NGL Media
writers/directors, Marion Gruner, Christopher Sumpton ; producers, Christopher Sumpton, Robin Benger, Marion Gruner ; produced in association with Arte France, Unité Découverte et Connaissance ; and in association with Canadian Broadcasting Corporation ; Cogent Benger Productions Inc