produced by NOAA Alaska Sea Grant College Program, Alaska Division of Homeland Security and Emergency Management, University of Alaska Fairbanks Geophysical Institute ; technical production by Moving Images ; writer, Kurt Byers ; produced by Maureen and Stuart Aull
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
First Hand Films ; script/director, Nils Bökamp ; producer, Vivian Schröder ; produced by Boekamp & Kriegsheim ; in co-production with SWR, WDR in collaboration with ARTE
produced by Jeffry Lloyd Silverman ; directed by Jeffry Lloyd Silverman, Phil Lucas ; written by Jeff Silverman, Diane E. Benson, Stevan M. Smith ; a co-production of Native American Public Telecommunications, Inc., KAKM-TV Channel 7 Anchorage ; a Blueberry Productions film
a Sagafish Media and the National Film Board of Canada co-production ; director, Fritz Mueller ; writer, Teresa Earle ; producers, Teresa Earle, Shirley Vercruysse, Fritz Mueller
Bullfrog Films presents ; a film by Florentine Films/Hott Productions, Inc. in association with the Clark Science Center at Smith College ; produced by Lawrence R. Hott, Tom Litwin, Diane Garey ; directed by Lawrence R. Hott ; written by Ken Chowder, Diane Garey
Glacialis Productions in co-production with the National Film Board of Canada and Gedeon Programmes ; a film by Patricio Henriquez ; co-producers, Éric Michel [and 3 others] ; direction, Patricio Henriquez ; script, Patricio Henriquez, Jean Lemire ; a Canada-France co-production