Lin Xiang and Lan Fang, who is pretending to be his wife, are sent to Shanghai to rebuild the underground headquarters and help liberate China from the Japanese invaders.
| Actor | Role |
|---|---|
 Aaron Kwok Fu-ShingLin Xiang | Lin Xiang |
 Zhao LiyingHe Lanfang | He Lanfang |
 Simon YamBoss Qin | Boss Qin |
 Hans ZhangLiang Dong | Liang Dong |
 Zhang LanxinMasako Akiyama | Masako Akiyama |
 Zhu YilongCen Zimo | Cen Zimo |
 Jonathan Kos-ReadPierre | Pierre |
 Yu XiaoguangDa Mao | Da Mao |
 Xi MeijuanLiang's Mother | Liang's Mother |
 Kou ZhenhaiLao Sun | Lao Sun |
 You LipingPresident Guan | President Guan |
 An YapingOld Boss | Old Boss |
 Eric Suen Yiu-WaiHu Fei | Hu Fei |
 Li BinLaoba Lazi | Laoba Lazi |
 Tu LimanQin Xiaoqie | Qin Xiaoqie |
 Zhu XiangyangChen Li | Chen Li |