by Nettie Wild ; produced by Canada Wild Productions Ltd. in association with the Canadian Broadcasting Corporation ; produced by Nettie Wild, Kirk Tougas, Betsy Carson ; written by Nettie Wild, Manfred Becker
a film by Saul Landau ; produced by Meredith Burch and Saul Landau ; a presentation of the Independent Television Service with Argos Servicios Informativos ; a production of Meridian Productions, Inc
Instituto Mora, CONACYT presentan ; realización, Silvia Dutrénit B., Carlos Hernández M., Guadalupe Rodríguez de Ita ; guión, Silvia Dutrénit B., Guadalupe Rodríguez de Ita, Ana Buriano C