a ZDF Production in association with ZDF Enterprises, the History Channel, Channel 4 and SBS TV ; written and directed by Peter Adler, Oliver Halmburger, Stefan Brauburger, Ralf Piechowiak, Alexander Berkel
co-produced by Melissa S. Martin ; written & produced by Austin Hoyt ; directed by Austin Hoyt, Aisiyuak Yumagulov ; an Austin Hoyt Productions film for American experience ; WGBH