Bio-Cops

CIA Anent Harry is bitten by a man who was part of a deadly experiment involving the ability to withstand pain. The bacterium has a virus, causing the victim to become a zombie. Upon Harry's arrival in Hong Kong, after rejection from his ex-girlfriend, the virus begins to take effect. He kills a call girl and is arrested after a gang fight. When he is in prison, Harry transforms into a Zombie King and transforms nearly an entire Triad gang into his personal horde. (imdb)