written and produced by Andrew Corwin ; producer, Bruce Nash ; executive producer, Bob Jaffe ; created by Bruce Nash ; Jaffe Productions in association with Hearst Entertainment Television in association with the History Channel ; A&E Television Networks
Actuality Productions, Inc. for the History Channel ; a presentation of Hearst Entertainment ; written and produced by Joshua Hanig ; created by Bruce Nash ; producer, Bruce Nash
Jaffe Productions in association with Hearst Entertainment Television ; the History Channel ; A&E Home Video ; producer, Bruce Nash ; written and produced by Andy Thomas ; created by Bruce Nash