Claim: Dunkirk (2017 film) was filmed.

Dunkirk is an upcoming English-language war film written , co-produced , and directed by Christopher Nolan . Set during World War II , it concerns the Dunkirk evacuation . The film is a co-production between the Netherlands , the United Kingdom , France , and the United States .   Nolan wrote the story with the intention to tell it from three perspectives -- the air , land and sea . Efforts were made to create suspense solely through details , as the script contained little dialogue . Filming began on 23 May 2016 in Dunkirk , France , and was shot on IMAX 65 mm and 65 mm large format film stock by cinematographer Hoyte van Hoytema .   Dunkirk is scheduled to be released on 21 July 2017 in IMAX .