produced by Gardner Films for the History Channel ; produced by Gardner Films, Inc. for History Channel ; producer/director, Robert Gardner ; writer, Kate Youngdahl
Red Production Company in co-production with Power (Powercorp International Ltd.) ; BBC Wales in association with Granada Television ; directed by Sheree Folkson
Tandem Communications, Muse Entertainment and Pillars Productions in association with Scott Free Films present ; produced by John Ryan ; written for television by John Pielmeier ; directed by Sergio Mimica-Gezzan
A production of the Educational Film Center and Christenson Associates ; writers, Louis Barbash, Patrick Prentice ; producer/director, Ira H. Klugerman