TAG/TRAUM Filmproduktion and PS Film present ; co-author, Erika Harzer ; scriptwriter and director, Heidi Specogna ; with Specogna Film Berlin ; in co-production with ZDF ; in cooperation with ARTE, Television Suisse Romande, Televisione Svizzera Italiana
Österreichische Friedrich und Lillian Kiesler-Privatstiftung = Austrian Frederick and Lillian Kiesler Private Foundation ; [Herausgeber = editors, Monika Pessler, Harald Krejci ; Texte = texts, Tulga Beyerle, Harald Krejci]
a Saybrook Productions production for Thirteen in association with WNET.ORG ; produced, written, and directed by Jonathan Silvers ; funding provided by the Rita J. & Stanley H. Kaplan Family Foundation ... [and others]