a film by Joshua Oppenheimer ; a Final Cut for Real film ; Werner Herzog and Errol Morris present ; Drafthouse Films, Participant Media present ; directed by Joshua Oppenheimer ; co-director, anonymous ; produced by Signe Byrge Sørensen ; executive producers, Werner Herzog, Errol Morris, André Singer ; produced by Final Cut for Real APS ; co-produced by Anonymous, Making Movies OY, Piraya Film ; in association with Spring Films LTD