He explains that he used artful camera angles to make the fighting look realistic, but from time to time an actor would accidentally hit another guy really hard and the two sides would end up getting in real fights.
他解釋說，很多看上去逼真的對打，其實都是鏡頭角度的「借位」；但有時臨時演員一個拳頭揮過來，力道太重，拿捏不住，結果兩邊真打起來了。