Ko Chun is een helderziende gokker die altijd wint met kaarten of dobbelen. Maar dan krijgt hij een ongeluk waarbij hij gewond raakt aan zijn hoofd. Hij wordt gevonden en verzorgd door Dagger, maar Chun heeft nu geheugenverlies en de persoonlijkheid van een kind.
Nee, helaas is Dou San nog niet beschikbaar op Netflix in Nederland.
| Writing | 王晶 | Writer |
| Directing | 王晶 | Director |
| Directing | 林子皓 | Assistant Director |
| Crew | 向華勝 | Presenter |
| Production | 向華勝 | Producer |
| Directing | 王坤 | Action Director |
| Crew | 向華強 | Presenter |
| Directing | 麥啟光 | Script Supervisor |
| Costume & Make-Up | Shirley Chan Koo-Fong | Costume Design |
| Art | 李惠權 | Props |
| Sound | 盧冠廷 | Original Music Composer |
| Costume & Make-Up | 盧瑞蓮 | Makeup Artist |
| Production | William Tam Tak-Cheung | Production Manager |
| Editing | 蔡雄 | Editor |
| Sound | 周錦祥 | Original Music Composer |
| Production | So Ma-Gam | Production Manager |
| Production | Wong Mei-Keung | Supervising Producer |
| Lighting | 李德成 | Lighting Technician |
| Camera | 鮑德熹 | Director of Photography |
| Directing | Jeff So Ji-Hung | Assistant Director |
| Lighting | Wong Yiu-Gaai | Lighting Technician |
| Costume & Make-Up | Chan Chun-Ki | Hairstylist |
| Camera | 鍾志文 | Director of Photography |
| Art | 莫少奇 | Art Direction |
| Directing | 陳偉強 | Assistant Director |
| Production | 王晶 | Producer |
| Writing | 麥啟光 | Writer |
