a co-production of Thirteen for WNET.org and Mannes Productions, Inc. in association with ARTE/France, NDR, Australian Broadcasting Corporation with the participation of YLE ; Louise Rosen Ltd. ; a film by Elena Mannes ; executive producers, Elena Mannes, Margaret Smilow ; written and directed by Elena Mannes
American Experience Films presents ; an Insignia Films production for American Experience ; WGBH Educational Foundation ; WGBH ; directed by Stephen Ives ; produced by Amanda Pollak ; written by Michelle Ferrari
a Saybrook Productions production for Thirteen in association with WNET.ORG ; produced, written, and directed by Jonathan Silvers ; funding provided by the Rita J. & Stanley H. Kaplan Family Foundation ... [and others]
by David Attenborough ; a BBC TV production in association with Australian Broadcasting Corporation, Turner Broadcasting System Inc. ; BBC Bristol ; executive producer, Peter Jones
a Frontline co-production with Hedrick Smith Productions ; WGBH Educational Foundation ; Frontline executive producer, David Fanning ; senior producer, Hedrick Smith ; producer, Marc Shaffer ; written by Hedrick Smith and Rick Young ; director, Rick Young
an American Experience film in association with Apograph Productions, Inc., Tecumseh LLC and Native American Public Telecommunications ; coordinating producer, Cathleen O'Connell
executive producers, Sharon Grimberg, Mark Samels ; coordinating producer, Cathleen O'Connell ; principal photography, Paul Goldsmith ; music by John Kusiak