Kind people help bring little Lan-Lan and her brother Dong-Dong to Beijing to their parents.
| Actor | Role |
|---|---|
 Yi-Ying ChenLanlan | Lanlan |
 Haixi HeDongdong | Dongdong |
 Ding RanLanlan & Dongdong's father | Lanlan & Dongdong's father |
 Shu YiLanlan & Dongdong's mother | Lanlan & Dongdong's mother |
 Zhang HongmeiTao Xiao | Tao Xiao |
 Shi JiufengDaguang Zheng | Daguang Zheng |
 Jin NaihuaTrain conductor | Train conductor |
 Zhang YanOld worker | Old worker |
 Cheng ZhiKe Xizhuang | Ke Xizhuang |
 Lin ZhenFat woman | Fat woman |
 Xie YibingWoman with children | Woman with children |
 Baoluo LiWorker | Worker |
 Yu FeiZhang | Zhang |
| CChong YuNot listed | Not listed |