written, produced and directed by Deborah Scranton ; a Clover and a Bee Films production for WGBH/Frontline and the Independent Television Service ; WGBH Educational Foundation
produced by Wisconsin Public Television and the Wisconsin Historical Society in association with the Wisconsin Department of Veterans Affairs ; produced by Mik Derks
Wisconsin Public Television ; [produced by Wisconsin Public Television and the Wisconsin Historical Society in association with the Wisconsin Department of Veterans Affairs]
a film by Werner Herzog ; produced, direced and narrated by Werner Herzog ; a Werner Herzog Filmproduktion in association with Café Productions for ZDF ; coproduction ZDF, ZDF Enterprises and BBC
Quincy Hill Films + ITVS present ; in association with American Documentary/POV ; a film by Heather Courtney ; directed and produced by Heather Courtney