written and produced by Peter A. Steen ; director, Bruce Nash ; created by Bruce Nash ; produced by Actuality Productions, Inc. for the History Channel
a production of CBC Television in co-production with BBC and in association with the History Channel ; written, produced and directed by Alan Mendelsohn
senior producer, Elizabeth Fischer ; producers, Tim Beacham, Kate Hampson, Lee Kamlet ; produced by Peacock Productions in association with A&E Network ; NBC Universal, Inc. ; the History Channel
First Tuesday Media presents ; in association with Artfire Films ; Brolin Productions ; Cross River Pictures ; directed by Chris Moore, Anthony Arnove, and Howard Zinn ; adapted and written by Anthony Arnove, Howard Zinn