Heritage Film Project presenta ; un ensayo documental de Eduardo Montes-Bradley ; producido por Rodolfo Durán + Soledad Liendo ; escrito, dirigido y editado por Eduardo Montes-Bradley
written and directed by Ralf Pleger ; co-director, Julie Kirchhoff ; produced by Christian Beetz ; a production by Gebrueder Beetz Filmproduktion ; in co-production with Navigator Film [and others]