Overview
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.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 44 | 45 | |
 | 53 | 54 | |
 | 72 | 73 | |
 | 57 | 59 | |
 | 35 | 36 | |
 | 61 | 62 | |
 | 46 | 47 | |
 | 32 | 33 | |
 | 38 | 39 | |
 | 58 | 59 |