Dog Bite Dog - 狗咬狗

Dog Bite Dog (狗咬狗) is a 2006 film out of Hong Kong. The movie stars Edison Chen and Sam Lee.

The movie is about Edison Chen, a Cambodian assassin. With no moral boundaries, Chen is willing to do anything and everything to make the hit and escape. Sam Lee Lee plays Wai, a cop with a big attitude. Wai knows the streets and willing to do anything to capture the criminals.

Chen assassinates a man in a restaurant. Wai is onsite to start the investigation. Wai finds some clues that lead to Chen, who's hours from boarding a boat back to Cambodia. In there first exchange, Chen is ruthless to all around him in order to get away. Wai is not able to catch Chen and is reprimanded for his careless actions. The pursuit is on. A fully thrilling cat and mouse chase is on between the two.

The violence is grounded in reality for the most part. Very brutal and very griming. Worth a watch for you HK action fans.