幸福二重奏

殷桃

Liao Sha

孙艺洲

Fang Cheng

袁弘

Dong Boyu

姜妍

Gu Xiaonan

가영

Xia Zihan

馬志威

Zhao Kai

장레이

President Ding

진미기

Yu Xiaona

于明加

Sister Shi

代乐乐

Ling Yan

Shao Jie Rui

Zhao Duanduan

王策

Feng Qiming

Huang Chengcheng

Jiao Yufeng

梁超

Mr. Fang

洪剑涛

Xiaonan's father

Na Renhua

Xiaonan's mother

李勤勤

Lu Yufen

刘亚津

Cheng's father

白举纲

Xiao Bai

严晓频

Old expert