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
American Experience Films presents ; written by Michelle Ferrari ; produced and directed by Cathleen O'Connell ; a Desert Penguin Pictures, LLC production for American Experience ; a production of WGBH