Progress Film-Verleih GmbH ; Icestorm International in association with the University of Massachusetts ;Buch, Wolfgang Kohlhaas, Günther Rücker ; Produktionsleitung, Erich Albrecht ; Regie, Gerhard Klein
produced by Furnace Limited for Thirteen in association with WNET.ORG, Channel 4, National Geographic Channel UK, ABC Australia, and ZDF ; written and directed by Richard Bond