In 1980s Hong Kong, troubled youth Chan Lok-kwun, a mainland refugee, struggles to survive in the Kowloon Walled City by joining underground fights. Betrayed by crime boss Mr. Big while trying to buy a fake ID, he steals drugs from him and seeks refuge in the Walled City, where he encounters Cyclone, a compassionate yet authoritative crime lord.
Raymond Lam
Louis Koo
Terrance Lau
Tony Wu
German Cheung
Philip Ng
Richie Jen
Sammo Hung
Kenny Wong Tak-Ban
Aaron Kwok
Fish Liew
Tommy Chu
Cecilia Choi
Deon Cheung Chung-Chi
Jozev Lau
Law Wing-Cheong
Kam Loi-Kwan
Liu Chun-Hung
Lee Tse-Hei
Wong Wan-Ching
Pang Hoi-Kwan
Cheung Chung-Hang
Lai Tsz-Chun
John Ho
Leung Sze-Ching
Alex Lee Yip-Kin
Derek Lam Ling-Yuen
Mak Lok-San
Yee-Yee Yeung
Jacqueline Zhu Zhi-Ying
Bernard Fung Bun-Yu
Li Ching-Sum
Sin Tsz-Ching
Leung Cheuk-Hin
Man Noi-Tik
Gallan So Chi-Chiu
Willy Yeung Wai
Lau Shet-Ming
So Wai-Nam
Chu Kwok-Tung
Vincent Tam Yu-Hong
Jonas Cheung Chi-Hang
Ivy Pang
Sean Wong Tsz-lok
Ma Yuen-Ching
Raymond Li Man-Young
Lam Ting-Hin
Wilson Tam Wai-Keung
Che Chun-Hoi
Kelvin Wong Ting-Kong
Samson Tsang Chung-Yuen
Law Chi-Sing
Tong Sik-Ming
Man Kwok-Hei
Rodney Wong
Albert Leung
Juliana Wong Pui-Chun
Lai Wai-Sum
Jason Yip Wan-Keung
Chan Fu-Shing
Toby Wong Chun-Lam
Suen Tsz-Wai
Natalie Yu Ka-Nam
Jason Li
Chan Chi-Sing
Tsang Tsz-Kit
Mak Ka-Ho
Chung Wai-Kit
Andrew Chan
Cheung Lok-Man
Yu Tat Chi
Cheuk Yan
Frank Liu Zong-Ji
Fung King-Chung
Chau Huat-Tian
Wong Chi-Fei
Lo Sau-Chun
Tang Siu-Cheung
Ma Yuk-Lam
Zhang Wanfen
Emil Chan Cheuk-Wah
Poon Hing-Yan
Fung Chi-Ngong
Stanly Ma
Jimmy Wong Wa-Wo
Clifford Tsang Man-Wai
Lam Wai Nin
Benjamin Wong Chi-Kong
Johnny Lam Ming-Yiu
Martin Wong
Zhang Da
Tommy Leung Pok-Yan
Chan Kwan-Fung
Shun Yamashita
Chung Shiu-Wah
Tang Lu
Wong Sze-Yan
Lai Chai-ming
Benjamin Sze-Ma Shing-Hei
Giselle Lam
Yeung Ching-Man
Lam Chun-Kit
May Leong