written and directed by Andreas Ewels, Norbert Porta ; production ZDF, Alexandre Kegler, Sigrid Beck ; produced by Norbert Porta Sciencedocu on behalf of ZDF
produced by Port Au Prince Film & Kultur Produktion ; in co-production with Spring Productions ; in co-production with Westdeutscher Rundfunk, Bayerischer Rundfunk ; in collaboration with ARTE ; a film by Florian Opitz ; written & directed by Florian Opitz ; produced by Jan Krüger, Florian Opitz