STEPS International presents ; director, Weijun Chen ; producer, Don Edkins ; produced by STEPS International in co-production with ARTE France ... [and others]
Lailaps Pictures, Horres Film & TV, German Kral Filmproducktion, en co-producción con Monogatari Films, Schubert International Film, Mateína Producciones ; en-coproducción con Westdeutscher Rundfunk, presentan ; productor ejecutivo, Wim Wenders ; productores, Nils Dünker, Dieter Horres, German Kral ; guión & dirección, German Kral
HBO Documentary Films presents ; Goldcrest Films and Roast Beef Productions, in association with BBC, Bertha/Britdoc ; a film by Mike Lerner, Maxim Pozdorovkin ; produced and directed by Mike Lerner, Maxim Pozdorvkin