彭于晏

Wang Xueming

張艾嘉

Mrs. Liang

王砚辉

Detective Chen Er

章宇

The Blind Singer

姜珮瑶

Xueming's Girlfriend

Lu Xin

Killer

陈永忠

Dance Partner

Deng Fei

Chen's Assistant

王元

Neighbourhood Sister

Shipei Wen