本片根据真实故事改编，讲述了小学教师方姑与传奇人物刘黑仔在抗日战争期间的英勇事迹。面对日军对香港的占领，这群临时组成的游击队招募了方姑参与抵抗行动，却遭到她青梅竹马的恋人李锦荣的反对。
Zhou Xun
Fang Lan / Fang Gu
Eddie Peng Yu-Yan
Liu Heizai / Blackie Lau
Wallace Huo
Li Jinrong / Wing
Deanie Ip
Mrs. Fong
Tony Leung Ka-fai
Ben
Ivana Wong Yuen-Chi
Comrade Four
Masatoshi Nagase
Colonel Yamaguchi
Nina Paw Hei-Ching
Fong's Aunt
Jessie Li
Cheung Wing Yin
Guo Tao
Mao Dun
Huang Zhizhong
Zou Taofen
Jiang Wenli
Mrs. Shen
Ray Lui
Tsang Sang
Suzuka Morita
Matsuko
