directed and written by Bill Cran ; producer, Karin Davison ; executive producer, Susan Mills ; a co-production of MacNeil/Lehrer Productions and Robert Satloff
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
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
produced and directed by Peter Rosen ; writer, Sara Lukinson ; produced by Peter Rosen Productions, Inc. ; a presentation of Lives & Legacies Films, Inc