Special ID

Justice. Undercover.

A career-long undercover Hong Kong cop is sent to Mainland China when his former protégé becomes the primary suspect in a murder.

Drama Action Crime

Donnie Yen

(Dragon Chan)

Jing Tian

(Fang Jing)

Andy On

(Sunny)

Ronald Cheng

(Captain Zhang)

Nina Paw Hei-Ching

(Amy (Long's Mother))

Collin Chou

(Cheung Mo-Hung)

Yang Zhigang

(Lei Peng)

Terence Yin Chi-Wai

(Terry)

Frankie Ng Chi-Hung

(Triad Mahjong Player)

Zhang Hanyu

(Blade)

Ken Lo Wai-Kwong

(Brother Bo (Triad Mahjong Player))

Evergreen Mak Cheung-Ching

(Brother Kun)

Andrew Yan Hua

(Big Noise Fa)

Tony Ho

Yu Kang

Zhang Zhihan

(plain-clothed policeman)