First Hand Films ; a film by Rudolph Herzog ; director, Rudolph Herzog ; producer, Jürgen Kleinig ; a Neue Celluloid Fabrik produktion in co-production with RBB
Bullfrog Films presents ; a film by Octavio Bezerra Cavalcanti ; produced and directed by Octavio Bezerra Cavalcanti ; an Octavio Bezerra production for BBC Television in association with Television Trust for the Environment and the One World Group of Broadcasters