Wang Jicai and his wife Shihua have been guarding the small Kashan island on the Chinese border for 32 years.
| Actor | Role |
|---|---|
 Liu YeWang Jicai | Wang Jicai |
 Gong ZheWang Shihua | Wang Shihua |
 Hou YongWang Changjie | Wang Changjie |
 Sun WeiminWang Jicai's father | Wang Jicai's father |
 Song ChunliWang Jicai's mother | Wang Jicai's mother |
 Zhang YishanXiaodouzi | Xiaodouzi |
 Chen ChuangBao Zhengfu | Bao Zhengfu |
 Tao HuiminWang Changjie's wife | Wang Changjie's wife |
 Ma ShaohuaWang Shihua's father | Wang Shihua's father |
 Chi PengWang Shihua's mother | Wang Shihua's mother |