Lieutenant Sakuma looks incredibly similar to Kougami Shinya (no surprise considering both shows were animated by Production I.G). Fittingly, both characters are voiced by Tomokazu Seki.
All-Star Cast: The eight D Agency members are practically a who's who list of the most famous male Japanese voice actors in the industry as of 2016. The various supporting characters throughout the series also have some big star power behind them.
No Export for You: While it's released in Japan, some parts of Asia have seen releases of the movie in DVD or Blu-Ray while the movie is heavily promoted in various film festivals.