Hilton Cordell Productions for Thirteen/WNET New York in association with SBS Independent ... [and others] ; produced by Chris Hilton ; written and directed by Peter George, Chris Hilton, Ian Walker ; director, Ashley Smith
BBC Education & Training ; co-production BBC/Open University ; produced and directed by Louise Bourner and Rachel Hellings ; series producer, Dinah Lord
Films for the Humanities & Sciences, BBC Education & Training ; co-production BBC/The Open University ; produced and directed by Rob Gill and David Berry ; series producer, Dinah Lord