[produced by Marian Marzynski ; written by Marian Marzynski ; camera, Jean de Segonzac ; a production of Marz Associates for Frontline ; WGBH Educational Foundation ; produced for the Documentary Consortium by WGBH-Boston]
written, produced and directed by William Cran ; a Frontline coproduction with InVision Productions, Ltd. in association with BBC-2 ; WGBH Educational Foundation
A production of The Documentary Guild in association with WGBH Boston for Nova ; WGBH Educational Foundation ; Executive editor, William Grant ; executive producer, Paula S. Apsell ; written, produced and directed by Rob Whittlesey and Noel Buckner