TAG/TRAUM Filmproduktion and PS Film present ; co-author, Erika Harzer ; scriptwriter and director, Heidi Specogna ; with Specogna Film Berlin ; in co-production with ZDF ; in cooperation with ARTE, Television Suisse Romande, Televisione Svizzera Italiana
written, produced and directed by Deborah Scranton ; a Clover and a Bee Films production for WGBH/Frontline and the Independent Television Service ; WGBH Educational Foundation
International Film Circuit presents ; produced in association with American Documentary - P.O.V. ; written and directed by Aron Gaudet ; produced by Gita Pullapilly ; executive producer, Warren Cook
RADiUS-TWC, History Films and Participant Media present in association with Sky Atlantic, a Moxie Pictures production ; an Errol Morris film ; produced by Robert Fernandez, Amanda Branson Gill ; produced & directed by Errol Morris