Shot in 42 days.
Shot at 62 locations in Berlin, Germany.
This marks as Wolfgang Petersen's first film in 10 years. His previous effort was Le Poséidon (2006).
Warner Bros. Germany released the film in Germany on Christmas Day last year, generating EUR9.1 million ($9.5 million) and becoming the fourth-highest-grossing local release of 2016. It generated $11.1 million theatrically in all German-speaking markets together, including Austria and German-speaking Switzerland. [Variety 2017]