produced by Story House Productions Inc. and Thirteen Productions LLC for WNET in association with ZDF, Arte and ZDF Enterprises, GmbH ; writers, Andreas Gutzeit, Alexander Ziegler ; directed by Jen Afflerbach, Saskia Weibheit ; produced by Alexander Ziegler, Andreas Gutzeit, Jens Afflerbac
National Geographic Documentary Films presents ; a Terra Mater Factual Studios production ; in association with Appian Way, Malaika Pictures, the Wild Lens Collective ; a film by Richard Ladkani ; directed by Richard Ladkani ; produced by Walter Köhler, Wolfgang Knöpfler