produced and directed by Judith Dwan Hallet, a Judith Dwan Hallet Production ; written by Michael Olmert, Judy Hallet ; cinematography/co-director, Reuben Aaronson ; produced by Hearst Entertainment, Inc. and Tele Images in association with the Arts & Entertainment Networks
a co-production of Natural History New Zealand, NHK (Japan Broadcasting Corporation), Discovery Channel, & NDR Naturfilm Studio Hamburg & Fernseh Allianz ; directors, Jeremy Hogarth, Stephen Downes