 |
Anthony Wong Chau-sang as Alan Tam |
 |
Dolphin Chan Hoi-Hang as Dolphin / Shark |
 |
黃柏文 as Officer Lee Sau |
 |
吳啟華 as Wong Yu Yan, Anthropologist |
 |
葉榮祖 as Dolphin's Dad |
 |
黃子華 as Dr. Wong |
 |
黎海珊 as Whale |
 |
Lee Chung-Wai as |
 |
劉青雲 as Joe [cameo] |
 |
曾近榮 as Library Cleaner [cameo] |
 |
邱禮濤 as |
 |
八兩金 as |
|
Wong Lap-Wai as |
 |
李文標 as |
 |
黃老邪 as |
 |
林道權 as |
 |
侯煥玲 as |
 |
梁鴻華 as |
 |
余慕蓮 as |
| Directing | Anthony Wong Chau-sang | Director |
| Writing | 劉永健 | Writer |
| Writing | 梁小熊 | Writer |
| Production | 梁小熊 | Producer |
| Writing | Anthony Wong Chau-sang | Writer |
| Camera | Rocky Tsang Chun-Chung | Director of Photography |
| Sound | 黃英華 | Original Music Composer |
