produced and written by David Shadrack Smith ; directed by Peter Schnall, Gregory Henry, David Shadrack Smith ; series producer, Stephen Stept ; produced by Partisan Pictures for the History Channel
director, David W. Padrusch ; producers, Matt Koed, David W. Padrusch ; writers, Matt Koed, Sara Padrusch, and David W. Padrusch ; produced by Limulus Productions, Inc. for the History Channel
produced by Carlton Television and Champion Television for A&E Television Networks ; executive producers: Alastair Waddington, Martin Smith ; producers: Alastair Laurence, Lucy Carter