你行！你上！

Jiang Wen

Lang Guoren

马丽

Zhou Xiulan

Zhang Chenghao

Childhood Lang Lang

Vu Hòa Vỹ

Lao Cui

Hà Tái Phi

Ou Ya

丁志诚

Old Policeman

Wang Longshuo

Young Lang Lang

Tân Chỉ Lôi

Teacher Lin

雷佳音

Second Uncle

Cát Ưu

Wang Ziyue

王传君

Chu Zhongtian

胡歌

Mr. Hu