1895 Films a Tom Jennings production for National Geographic Channel International and PBS ; director, Tom Jennings ; producer & editor, David Tillman ; producer, Liza Maddrey
a Frontline production with Kirk Documentary Group ; directed by Michael Kirk ; written by Michael Kirk & Mike Wiser ; produced by Michael Kirk, Mike Wiser, Philip Bennett ; produced and reported by Jim Gilmore, Gabrielle Schonder
PBS ; produced by John Birt and David Frost ; directed by Jørn Winther ; U.S. distribution by Syndicast Services Inc. ; a David Paradine production, in association with RAI of Italy, TF1, the first network of France, the National Nine Network of Australia, Polygram, and Jack Meyer-Pacific Video Industries Inc
written, produced and directed by Neil Docherty ; senior producer, Julian Sher ; a Frontline production with the Canadian Broadcasting Corporation ; WGBH
a Florentine Films production ; a film by Ken Burns ; written by Geoffrey C. Ward ; produced by Paul Barnes, Pam Tubridy Baucom, Ken Burns ; produced in association with WETA Washington, DC ; executive producer, Ken Burns