a Frontline production with Kirk Documentary Group ; produced by Michael Kirk, Jim Gilmore, Mike Wiser ; written by Michael Kirk & Mike Wiser ; directed by Michael Kirk
written & produced by : Ulrich Offenberg, Christian Offenberg ; original production : Komplett - Media ; English production : Chip Taylor Communications
a Gardner Films production in association with PBS and Devillier Donegan Enterprises ; produced and directed by Robert Gardner ; Jonathan Grupper, series writer