produced by Adrian Malone ; produced in cooperation with the Center for the Book, Library of Congress ; a presentation of Discovery Networks in association with Cronkite/Ward
Estela Films presenta ; en coproducción con Audiovisuales Nebli, Stereo Rent ; producción Felix Tusell, Mercedes S. Rau, Ricardo Franco ; dirección Daniel Cebrián
presented by Porchlight Entertainment ; produced & directed by Bruce D. Johnson ; written by Jean-Pierre Isbouts, Bruce D. Johnson ; produced by David Paradine Television, Porchlight Entertainment, Pantheon Productions for the History Channel