| english title | The Masked Prosecutor |
| original title | 夜叉 |
| year | 1999 |
| country | Hong-Kong |
| director | Herman YAU Lai-To - 邱禮濤 | |
| actor | Louis KOO Tin-Lok - 古天樂 | |
| Tony HO Wah-Chiu - 何華超 | ||
| LO Meng - 羅莽 | ||
| LAM Chi-Sin | ||
| Frankie NG Chi-Hung | ||
| Michael TSE Tin-Wah | ||
| Jessica HESTER | ||
| Grace YIP Pui-Man - 葉佩雯 | ||
| Jordan CHAN Siu-Chun - 陳小春 | ||
| Blacky KO Sau-Leung - 柯受良 | ||
| producer | Sharon YEUNG Pan-Pan - 楊盼盼 | |
| cinematographer | Joe CHAN Kwong-Hung | |
| executive producer | NAM Yin |
| duration | 1h35 |
| classification | Hong-Kong:  |
