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任達華 as Sergeant Wong Man-Chin / Dog Head |
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梁家輝 as Chan Chong-Shan / Hollow Man |
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徐子珊 as Constable Ho Ka-Po / Piggy |
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林雪 as Ng Tung / Fatman |
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邵美琪 as Madam Fong |
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張兆輝 as Chief Inspector Chan |
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吳廷燁 as Chan Chong-Shan's Gang Member |
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黎耀祥 as Chan Chong-Shan's Gang Member |
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彭敬慈 as Chan Chong-Shan's Gang Member |
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謝雪心 as Master's Wife |
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劉國誠 as Master |
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黃素歡 as IB Policeman |
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區軒偉 as Senior Police Officer |
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羅子溢 as Snakie |
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劉宗基 as Chan Chong-Shan's Gang Member |
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陳工 as Chan Chong-Shan's Gang Member |
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黃華和 as Officer Wo |
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趙志誠 as Chan Chong-Shan's Gang Member |
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洪偉良 as Kidnapper |
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楊容蓮 as Cleaning Lady (uncredited) |
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譚幹聰 as IB Policeman (uncredited) |
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周淑慧 as Jewelry Store Clerk (uncredited) |
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張榮祥 as Loan Shark (uncredited) |
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Johnny Wong Yin-Ming as Man Eating in 7-Eleven (uncredited) |
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明德豐 as Sergeant Wong's Subordinate (uncredited) |
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李浪鳴 as Surveillance Unit Operator (uncredited) |
| Directing | 游乃海 | Director |
| Production | 杜琪峯 | Producer |
| Production | 徐小明 | Producer |
| Writing | 游乃海 | Screenplay |
| Writing | 歐健兒 | Screenplay |
| Camera | 張東亮 | Director of Photography |
| Art | 陳錦河 | Art Direction |
| Costume & Make-Up | 唐萍 | Costume Design |
| Costume & Make-Up | Chan Sau-Han | Makeup Artist |
| Editing | David M. Richardson | Editor |
| Sound | Guy Zerafa | Original Music Composer |
| Sound | Dave Klotz | Original Music Composer |
