Heritage Films and Citadel Films present ; directed by Stephen Surjik ; produced by Steven Schecter & Barry Cowling ; written by Steven Schecter & Louisa Burns-Bisogno
a production of Kunhardt Productions and Thirteen WNET New York ; produced and directed by Philip B. Kunhardt III, Nancy Steiner, and Peter W. Kunhardt ; adapted and written by Philip B. Kunhardt III, Philip B. Kunhardt, Jr., and Joy Hakim
Discovery Education ; Discovery Channel School ; produced by Tapestry International Productions, Ltd. for Discovery Channel ; producers/writers, Steve Drake, Joanne Azern
produced by Greystone Communications, Inc. in association with A&E Network ; producer, Scott Paddor ; directed by Lisa Bourgoujian ; written by Don Cambou