Two policemen must pretend to be a gay couple in order to investigate the murders of homosexuals in Hong Kong.
| Directing | Sammo Hung | Director |
| Production | Sammo Hung | Producer |
| Crew | Sammo Hung | Presenter |
| Writing | Barry Wong | Screenplay |
| Writing | Sze-To Cheuk-Hon | Screenplay |
| Camera | Jimmy Leung Chi-Ming | Director of Photography |
| Art | Kenneth Yee | Art Direction |
| Costume & Make-Up | Kenneth Yee | Costume Design |
| Costume & Make-Up | Joyce Yeung Choi-Fung | Makeup Artist |
| Editing | Peter Cheung Yiu-Chung | Editor |
| Editing | Keung Chuen-Tak | Editor |
| Crew | Brandy Yuen Jan-Yeung | Martial Arts Choreographer |
| Crew | Siu Tak-Foo | Martial Arts Choreographer |
| Directing | James Tien Chuen | Assistant Director |
| Directing | Lau Yui-Man | Assistant Director |
| Camera | Leung Chi-Nin | Focus Puller |
| Lighting | Alan Chow Wing-Lun | Lighting Technician |
| Art | Wong Yiu-Fai | Assistant Art Director |
| Art | Leung Ga-Yue | Assistant Art Director |
| Costume & Make-Up | Chan Kwok-Fai | Hairstylist |
| Art | Chen Jih-Kang | Props |
| Sound | Lowell Lo Koon-Ting | Music |
| Sound | Sherman Chow Gam-Cheung | Original Music Composer |
| Writing | Calvin Poon Yuen-Leung | Lyricist |
| Production | Fanny Leung Man-Yee | Production Manager |
| Production | Eric Huen Chi-Kit | Assistant Production Manager |
| Production | Canness Lo Sin-Yin | Assistant Production Manager |
| Production | Chow Ping-Yau | Unit Manager |
| Sound | Kwong Wai-Hung | Foley |
| Sound | Ding Yue | Dialogue Editor |
