produced & directed by Eugene Enrico ; written by William P. Malm, Sidney D. Brown, and Eugene Enrico ; produced in cooperation with the Oklahoma Educational Television Authority
produced and directed by Chris Granlund ; written and presented by Richard Eyre ; BBC/Thirteen WNET co-production ; a presentation of Films for the Humanities & Sciences
a Koninck Projects production for the Arts Council of Great Britain in association with Channel Four Television Ltd ; producer, Shelley Williams ; director, Philip Day