Trailer
Images
 | Andy Lau as 刘健明（刘Sir） |
 | Edison Chen as 青年刘健明 |
 | Tony Leung Chiu-wai as 陈永仁（阿仁） |
 | Shawn Yue Man-Lok as 青年陈永仁 |
 | Anthony Wong Chau-Sang as 黄志诚（黄Sir、黄警司） |
 | Eric Tsang Chi-Wai as 韩琛（琛哥） |
 | Gordon Lam Ka-Tung as 林国平（大B） |
 | Francis Ng Chun-Yu as 倪永孝 |
 | Chapman To Man-Chat as 徐伟强（傻强） |
 | Roy Cheung Yiu-Yeung as 罗继贤 |
 | Hu Jun as 陆启昌 |
 | Chen Daoming as 沈澄 |
 | Huang Zhizhong as 沈亮 |
 | Kelly Chen Hui-Lin as 李心儿（李医生） |
 | Sammi Cheng Sau-Man as Mary（刘健明妻子） |
 | Elva Hsiao as May （陈永仁前女友） |
 | Carina Lau as Mary姐 （韩琛妻子） |
 | Leon Lai Ming as 杨锦荣 |
| Directing | |
| Andrew Lau Wai-Keung | Director |
| Alan Mak Siu-Fai | Director |
Writing | |
| Alan Mak Siu-Fai | Writer |
| Felix Chong Man-Keung | Writer |
