Martial Law is a television series that ran from 1998 to 2000. It was created by Carlton Cuse. The title character, Sammo Law, portrayed by Sammo Hung, was a Chinese law officer and martial arts expert who came to Los Angeles in search of a colleague and remains in the US.
The basic storyline is that Sammo Law, a well-respected Chinese cop, is transferred to America. As he works for the police department, fighting crime in Los Angeles, and later New York City, he is met with a clash in culture. He is also the mentor of Grace "Pei Pei" Chen, an undercover officer. When American techniques do not work, Sammo employs some Chinese cop work to get the job done.