When Jet Li, the "emperor of kung fu" became an Asian phenomenon for his starring performance in Once Upon a Time in China, he attracted the attention of Lethal Weapon director Richard Donner, who cast him in Lethal Weapon 4. The film grossed US $ 125 million in North America. As Donner says: "I knew I was getting a martial arts genius."
「功夫皇帝」李連傑以《黃飛鴻》紅遍亞洲後，就被拍攝《致命武器》系列的導演看中，結果《致命武器》第四集在北美地區票房高達一億二千五百萬美金，導演理查唐那說：「我知道我請來了一位武術天才。」