Cast 24

1. 

   Simon Yam

   Capt. Wong Man Chin / Dog Head

2. 

   Tony Leung Ka-fai

   Chan Chong-shan / Hollow Man

3. 

   Kate Tsui

   Peggy / Piggy / Constable Ho Ka Po

4. 

   Maggie Shiu

   Madam Fong

5. 

   Lam Suet

   Ng Tung / Fatman

6. 

   Eddie Cheung

   Snr Insp. Chan

7. 

   Jimmy Wong Wa-Wo

   Wo / IB cop

8. 

   Him Law

   Snakie / SU agent

9. 

   Berg Ng

   Shan's Gang Member

10. 

    Yiu-Cheung Lai

    Shan's Gang Member

11. 

    Samuel Pang

    Shan's Gang Member

12. Frank Liu Zong-Ji

    Shan's Gang Member

13. 

    Chiu Chi-Shing

    Shan's Gang Member

14. 

    Lau Kwok-Shing

    Master

15. 

    Susan Tse

    Master's Wife

16. Wong Siu-Foon

    IB Policeman

17. 

    Tam Kon-Chung

    IB Policeman (uncredited)

18. Hung Wai-Leung

    Kidnapper

19. 

    Hin-Wai Au

20. Johnny Wong Yin-Ming

    Man Eating in 7-Eleven (uncredited)

21. 

    Cheung Wing-Cheung

    Loan Shark (uncredited)

22. Sherwin Ming Tak-Fung

    Sergeant Wong

23. Apple Chow Suk-Wai

24. Lee Long-Ming

Crew 12