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Eason Chan as Det. Sgt. Major Gale |
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Tony Leung Ka-Fai as Chief Sgt. Major. Lak Chui |
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Anthony Wong Chau-Sang as Unicorn Tang |
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方力申 as Bong |
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林保怡 as Inspector Yin |
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徐子珊 as May |
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Young Liu as Rose |
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孟瑶 as Unicorn's Girlfriend |
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Hee Ching Paw as Bong's Mother |
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Jing Wong as Gold / Mr Chu |
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Simon Watkiss as Donald |
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王天林 as Uncle Ball |
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Yedda Chao Tong as Suki Lai |
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周柏豪 as Po |
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Parkman Wong as Old Man |
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吳志雄 as Fatty |
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Cheung Wing-Fat as |
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梁焯滿 as |
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Tak-Bun Wong as |
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惠天賜 as |
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Timmy Hung as |
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梁敏儀 as |
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Zhang Hua as |
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喬寶寶 as |
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羅天池 as |
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Yue Chi Ming as |
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侯煥玲 as |
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Cheng Ka-Sang as |
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Alan Chui Chung-San as |
| Writing | Jing Wong | Writer |
| Directing | Jing Wong | Director |
| Costume & Make-Up | 利碧君 | Costume Designer |
| Art | 莫少宗 | Art Direction |
| Visual Effects | 鍾智行 | Visual Effects Supervisor |
| Camera | 姜國民 | Director of Photography |
| Editing | 李嘉榮 | Editor |
| Production | Jing Wong | Producer |
| Camera | 吳景文 | Director of Photography |
| Directing | 麥啟光 | Assistant Director |
