Dog Bite Dog
Dog Bite Dog is a 2006 Hong Kong action cinema|action] crime thriller film directed by Soi Cheang and starring Edison Chen as a brutal Cambodian assassin, desperately trying to evade the police, led by Sam Lee, after completing an assignment in Hong Kong. The film was released in Hong Kong cinemas on 17 August 2006.
Plot
A young Cambodian man who has been trained to fight for money in his country is hired to kill someone in Hong Kong. He performs the hit and then flees from Hong Kong police, who are wrestling with internal problems of a model cop and his son, who is also on the force and who was told by his dad not to become a police officer. The father goes into a coma after being shot, and internal affairs suspects him of dealing drugs on the side.The assassin then befriends a young girl who is raped and abused by her father. They both plan to get back on a ship to Cambodia but have to get past Hong Kong police, who do everything they can to catch him.