I Know Who You Are backdrop

I Know Who You Are poster

Drama

I Know Who You Are

6.2(5)

Released:June 19, 2026

Runtime:2h 22m

Status:Released

On the day of the 1949 Founding Ceremony, Xiao Dali (Lei Jiayin), who has just entered the city to be reorganized as the head of the public security police station, discovers that Feng Jingbo (Hu Ge), an elementary school teacher, is suspected of being suspicious. With the high alertness of a soldier and the sense of responsibility of a public security warrior, he is hard-partnered with Feng Jingbo as a neighbor, exhausting his life through trials and tribulations, and carrying out a nearly four-decade tracking without complaint or regret. The movie is based on Zhang Ce's novel.

Cast

Lei Jiayin

Lei Jiayin

Xiao Dali

Hu Ge

Hu Ge

Feng Jingbo

Chuai Ni

Chuai Ni

Liu Yaqin

Zhang Yao

Zhang Yao

Da Meizi

Lin Xiaofan

Lin Xiaofan

Xiao Xinwei

Yang Shuyi

Yang Shuyi

Feng Kangmei

Liu Peiqi

Liu Peiqi

Wang Liujin

Jiang Wu

Jiang Wu

Uncle Bao

Yang Qing

Yang Qing

Aunt Bao

Chen Guoxing

Chen Guoxing

Principal Xu

Yu Zhen

Yu Zhen

Chief Qi

Huang Man

Huang Man

Sister Su

Sophie Zhang

Sophie Zhang

Xu Xiaoyu

Liang Jie

Liang Jie

Cui Yuanyuan

Yu Hewei

Yu Hewei

Yan Diankun

Storyline

On the day of the 1949 Founding Ceremony, Xiao Dali (Lei Jiayin), who has just entered the city to be reorganized as the head of the public security police station, discovers that Feng Jingbo (Hu Ge), an elementary school teacher, is suspected of being suspicious. With the high alertness of a soldier and the sense of responsibility of a public security warrior, he is hard-partnered with Feng Jingbo as a neighbor, exhausting his life through trials and tribulations, and carrying out a nearly four-decade tracking without complaint or regret. The movie is based on Zhang Ce's novel.

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