un documental de María Elena Wood ; Wood Producciones, Parallel 40 en co-producción con TV3 (España) ; con la participación de Arte (Alemania, Francia), Canal 13 (Chile) ; dirección, María Elena Wood ; producción general, Patricia Pereira; guión, Rolando Opazo, María Elena Wood
produced by Michael Kirk, Mike Wiser ; produced & reported by Jim Gilmore, Gabrielle Schonder ; directed by Michael Kirk ; a Frontline production with the Kirk Documentary Group
American Experience Films ; produced by Jamila Ephron, Chris Durrance ; written by Barak Goodman & Chris Durrance ; directed by Jamila Ephron ; an Ark Media production for American Experience
American Experience Films ; produced by Chris Durrance, Jamila Ephron ; written by Barak Goodman & Chris Durrance ; an Ark Media production for American Experience
produced by Michael Kirk, Jim Gilmore, Mike Wiser, Philip Bennett ; reported by Jim Gilmore ; directed by Michael Kirk ; a Frontline production with the Kirk Documentary Group
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