produced and directed by Patsy Northcutt, David Kennard ; written by Brian Thomas Swimme, Mary Evelyn Tucker ; Yale School of Forestry & Environmental Studies ; Northcutt Productions
Bullfrog Films presents ; a Macumba DOC production ; a documentary by Robert Cornellier and Paul Carvalho ; producers, Paul Carvalho, Robert Cornellier ; directed by Robert Cornellier ; script and research, Robert Cornellier, Paul Carvalho ; produced in association with RDI, CBC Radio Canada
Filmbuff ; Alfonso Cuarón presents ; a Klein Lewis and Louverture Films production ; in association with Dillywood, Bertha Foundation, Jaya Media Fund ; an Avi Lewis film ; produced by Avi Lewis and Joslyn Barnes ; directed by Avi Lewis
ARTE France and Via Découvertes present ; a film by Sandrine Feydel, Denis Delestrac ; written and directed by Sandrine Feydel, Denis Delestrac ; produced by Jean-Pierre Devorsine
presented by Icarus Films ; Arte France ; Auteurs Associés present ; with the participation of RTBF Télévision Belge ; TSR Télévision Suisse Romande ; CBC Newsworld ; Radio-Canada ; Lichtpunt ; YLE TV1 ; SVT, and with the support of Centre National de la Cinématographie ; an Yves Billy and Richard Prost film ; directors, Yves Billy and Richard Prost ; producer, Yves Billy