Opus Film, Polish Film Institute, MK2 Films, Film4, BFI present in association with Protagonist Pictures ; Opus Film, Apocalypso Pictures, MK Productions co-production ; a film by Paweł Pawlikowski ; story, direction, image, Paweł Pawlikowski ; produced by Tanya Seghatchian, Ewa Puszczyńska ; screenwriter, Paweł Pawlikowski, Janusz Głowacki with the collaboration of Piotr Borkowski
Commission nationale pour la publication de documents diplomatiques suisses = Diplomatische Dokumente der Schweiz, 1848-1945 / Nationale Kommission für die Veröffentlichung diplomatischer Dokumente der Schweiz = Documenti diplomatici svizzeri, 1848-1945 / Commissione nazionale per la pubblicazione di documenti diplomatici svizzeri