a Gardner Films production in association with PBS and Devillier Donegan Enterprises ; produced and directed by Robert Gardner ; Jonathan Grupper, series writer
Frontline producers, WGBH Boston ... [and others] ; written and produced by Marilyn Mellowes ; senior producer and director, William Cran ; WGBH Educational Foundation
a co-production of ABC/Kane Productions and the BBC, in association with Trebitsch Produktion International GmbH and PBS ; executive producers, Alex Gregory and Dennis B. Kane ; written by Alex Gregory ; produced by Neil Lucas