produced by Steven Latham, Larry Klein, Evan I. Schwartz ; written by Larry Klein and Evan I. Schwartz ; directed by Steven Latham ; a Steven Latham production for WGBH/NOVA
written and produced by David Fanning & Neil Docherty ; directed by Neil Docherty & David Fanning ; a Frontline production with Five O'Clock Films ; WGBH Educational Foundation
a Steward/Gazit Productions, Inc. film for American experience ; American Experience Films/PBS presents ; co-produced by Kristina Cafarella, Kathryn Lord ; written, produced & directed by Chana Gazit