Director Farhan Akhtar said that Berlin holds a "certain degree of mystery" for Indian filmgoers, who are used to London or Paris for European movie scenes.
Much of the movie will be set around famous Berlin locations like the Brandenburg Gate and the 1936 Olympic Stadium, but filmmakers provided no plot specifics.
Don-2 has a budget of $16.7 million, euro6.8 million of which will be spent in Berlin. Crews have been in Berlin since early October . The original Hindi plus English and German versions are scheduled to be released in November 2011.
Shah Rukh Khan predicted that the film's success would encourage millions of Indians to visit the German capital.