Irina Saltykova is a real pop star. The scene at her place was filmed in her real apartment.

The film is a sequel to the 1997 Brother by the same director.

Among the people Danila meets in the Ostankino Television Center are Leonid Yakubovich and Valdis Pelsh, popular Russian TV hosts who are also actors themselves. He meets Yakubovich right next to the museum of his show "Pole chudes" (the Russian analog of Wheel of Fortune (1983)) and then says hello to Pelsh in the elevator.