The Perfect Weapon - 1991 martial arts action film directed by Mark DiSalle and starring Jeff Speakman, Mako Iwamatsu, James Hong, and Cary-Hiroyuki Tagawa. Set in Los Angeles, the film relates the story of a young man (Speakman), who is trained in the martial art of American Kenpo, and his fight against the Korean mafia. The Perfect Weapon debuted at the box office at # 6 with a 3-day box-office take of $3.9 million and had a total domestic box office gross of $14,061,361.