| english title | The Hidden Enforcers |
| aka | Summer killer |
| year | 2002 |
| country | Hong-Kong |
| director | NAM Yin | |
| actor | Sammo HUNG Kam-Bo - 洪金寶 | |
| William HO Ka-Kui | ||
| Bessie CHAN Ming-Kwan | ||
| Emily KWAN Bo-Wai | ||
| Simon LUI Yu-Yeung - 雷宇揚 | ||
| Monica LO Suk-Yee | ||
| David LEE Wai-Sheung | ||
| Ken WONG Hap-Hei - 王合喜 | ||
| Nadia CHAN Chung-Ling | ||
| producer | NAM Yin | |
| action director | Ridley TSUI Bo Wah | |
| scriptwriter | NAM Yin |
| genres | crime |
| production studio | B & S |
| distributor | B & S |
