邓超
— Xu Tailang
彭于晏
— Xu Zhengtai
赵丽颖
— Xiao Hua
董子健
— Xiao Ma
金士傑
— Director Jin
张本煜
— Luo Li
Li Ronghao
— Huang Zhiqiang
高华阳
— Liu Yi
Mason Lee
— Ah Jun
张国庆
— Ramen Shop Owner
孙启恒
— Officer Sun
孫伊涵
— Song Zi
李春嫒
— Xiao Chun
Fang Li
— Bath Center Boss
Leng Haiming
— Ambulance Doctor
Xiong Li
— Jia Yi
白珞力
— Luo Li's Younger Brother
彭菲茗
— Fei Fei
贾川西
— Ah Lang's First Girlfriend
朱莉
— Karaoke Girl
Chow Yun-fat
— Self (archive footage)
潘米
— Primary School Student
Chen Jiayi
— Miss KTV
韩寒爷爷
— Old Man on the Rooftop
李郴亚
— Guard / Disinfection Staff