host & co-writer, Josh Bernstein ; series producer, Brendan Goeckel ; directed, produced & written by Eric Hoffman ; produced by JWM Productions, LLC for the History Channel
Pelagius Films presents ; produced by Bob DeMars, Terence Greene and Loren Mendell ; executive producers Joe Fries, Joey Rappa and Jon Hagstrom ; written and directed by Loren Mendell
with David McCullough ; presented by WGBH/Boston, WNET/New York and KCET/Los Angeles ; writer and producer, Neil Goodwin ; a Peace River Films production for the American Experience
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