director, Susan Fleming ; writers, Siobhan Flanagan, Gary Lang ; producer, Susan Fleming ; a production of Coy Wolf Inc. in association with Thirteen Productions LLC for WNET
produced by NHNZ in association with PBS, ARTE France, CCTV9, Discovery Networks Europe, ZDF, ZDF Enterprises and NHK ; producers, Hayes Baxley, John Cullum, Quinn Berentson ; writers, Craig Meade, John Cullum, Andrew Murray, Mark Everton, Gary Parker
director, Susan Fleming ; writer, Ted Remerowski ; produced in association with the Canadian Broadcasting Corporation ; in association with ARTE France ... [and others] ; produced by A Murder of Crows Inc
series producer, David Allen ; story producers, Gaby Bastyra, Joe Loncraine, Laura Flegg, Anna McVey ; a National Georgraphic Television and Passion Planet Production for PBS
a Nova production co-produced by Pioneer Film and Television Productions Limited with China International TV Corporation with CCTV-10 and PAAN Media Holdings Co. Limited, with KBS Korea in association with PBSd, for WGBH and KBS ; series director, Kate Dart ; senior series producer, Melanie Wallace