director/producer, John Edginton ; producers, Gillian Darling, Jack Silberman, George Johnson ; a Sarus/Otmoor production in co-production with the National Film Board of Canada and Channel Four Television ; in association with the Knowledge Network ... [and others]
Associated Producers presents ; a Halpern/Jacobovici production ; written and directed by Simcha Jacobovici ; co-directed by Stuart Samuels ; produced by Elliott Halpern, Simcha Jacobovici ; produced by Associated Producers in association with the Canadian Broadcasting Corporation, A&E Network, Channel 4 Television Corporation, ZDF/Arte and ZDF Enterprises
ABTV production for the Learning Channel in association with IBIS Films and Channel Four Television ; written and presented by John Romer ; director, Ron Johnston
co-produced by Polygon Pictures, RM Arts, with NOS-TV Holland in association with Channel Four, Great Britain, NDR Hamburg ; written and directed by David Muir ; produced by Timothy Read and Neil Mundy