a film by Stefano Sardo ; an Indigo Film/Tico Film coproduction ; Pandastorm presents in association with Element Pictures ; subject, Stefano Sardo ; produced by Nicola Giuliano, Francesca Cima, Carlotta Calori ; directed by Stefano Sordi
a co-production of RAI-Radiotelevisione Italiana, ORTF, TVE, Instituto Luce ; director/writer, Renato Castellani ; English version adapted by Peter Solmo