directed by Jeff Spitz ; co-producers, Jeff Spitz & Bennie Klain ; executive producer, Bill Kennedy ; director of photography, Mark Eveslage ; Jeff Spitz Productions
presented by Filmakers Library, inc. in coproduction with SVT Sweden, IKON, The Netherlands in association with SBS-TV Australia and Medifar Japan Corporation ; producers, Dorthe Vest Andersen, Hans Bu¨low, Poul-Erik Heilbuth
Discovery presents ; a film by Natural Resources Defense Council and Imaginary Forces ; in association with International Fund for Animal Welfare and Diamond Docs ; directed by Michelle Dougherty, Daniel Hinerfeld ; produced by Daniel Hinerfeld, Michelle Dougherty ; written by Mark Monroe
the National Film Board of Canada presents ; director, Douglas C. Taplin ; co-director, Richard Gaudio ; producer, Jennifer Torrance ; written by Richard Gaudio