Also known as
Mou gaan dou, Infernal Affairs, Mou Gaan Dou, Infernal Affairs - Infiltrados, Pakleni poslovi, Volavka, 無間道, A'mal-e sheytani, Afaceri infernale, Affaires internes, Asuntos infernales, Conflitos Internos, Dviguba rokiruotė, Infanaru Afea, Infernal Affairs - Die achte Hölle, Infernal Affairs: Piekielna gra, Juego sucio, Kirli İşler, Non-Stop Way, Notranje vražje zadeve, O anthropos tou nomou, Põrgulik amet, Punë të skëterrshme, Satanikes ypotheseis, Sho'un jahanamiah, Szigorúan piszkos ügyek, Vô Gian Đạo, Wu jian dao, Σατανικές υποθέσεις, Двойная рокировка, Подвійна рокіровка, Пъклени дела, インファナル・アフェア, 无间道