host & co-writer, Josh Bernstein ; series producer, Brendan Goeckel ; directed, produced & written by Eric Hoffman ; produced by JWM Productions, LLC for the History Channel
director, Glenn Holsten ; producer, Chayne Gregg ; writers, David C. Brock, Glenn Holsten, Arnold Thackray ; a Freshfly production for the Chemical Heritage Foundation
produced and directed by Monte Markham and Adam Friedman ; written by Lori Nelson and Lee Fulkerson ; a Perpetual Motion Films production ; a presentation of Non Fiction Films Inc. in association with A&E Network
produced and written by Gregory Henry ; directed by Peter Schnall, Gregory Henry, David Shadrack Smith ; series producer, Stephen Stept ; produced by Partisan Pictures for the History Channel