On screen
Cast
23 credited performers
Jiang Wen
Lang Guoren
Ma Li
Zhou Xiulan
Zhang Chenghao
Childhood Lang Lang
Yu Hewei
Lao Cui
He Saifei
Ou Ya
Ding Zhicheng
Old Policeman
Wang Longshuo
Young Lang Lang
Xin Zhilei
Teacher Lin
Lei Jiayin
Second Uncle
Ge You
Wang Ziyue
Wang Chuanjun
Chu Zhongtian
Hu Ge
Mr. Hu
Artwork unavailable
Lu Yi
Teenager Lang Lang
Donnie Yen
Alex Yang
Mark Lee Ping-Bing
Zhuge Bole
Artwork unavailable
Li Ziwei
Director
Jonathan Kos-Read
Holmes
Gina Alice Redlinger
Gina's Mother
Jiang Mahu
Student
Artwork unavailable
Jiang Sanyi
Student
Artwork unavailable
Sun Yun
Character not listed
AJ Donnelly
Arenberg
Yu Ailei
Jian Sun