THINKFilm and Blowback Productions and New Jersey Studios in association with HBO/Cinemax Films presents; produced by Steve Kalafer & Marc Levin; directed by Marc Levin
a David Grubin Production, Inc. film for American Experience in association with the BBC ; produced by David Grubin, Sarah Colt ; written and directed by David Grubin
Edward Burtynsky ; Mercury Films, Foundry Films present ; in co-production with the National Film Board of Canada, and in association with TVOntario ; director, Jennifer Baichwal ; produced by Nick de Pencier, Daniel Iron, Jennifer Baichwal