Happy Ghost IV (1990) — Cast
Cast
| Lau Shun | Yeung |
| Yip Sai-Wing | Johnny Mo |
| Cheung Siu | Courtroom Observer |
| Simon Yip Fai-Wong | |
| Yeung Kim-Man | Waiter |
| Lam Pooi Yee | |
| Yu Miu-Lin | Chu Chu |
| Catherine Lau Ga-Wai | |
| Charine Chan Ka-Ling | Black Student |
| Lee Siu-Ling | |
| Loletta Lee Lai-Chun | Black Student |
| Marianne Chan | Black Student |
| May Lo Mei-Wei | Black Student |
| James Wong Jim | Bernard Judge |
| Clifton Ko Chi-Sum | He-Man |
| Charlie Cho Cha-Lee | Mr. Vornick |
| Keith Lo Kam-Fu | |
| Ko Chi-Kiu | |
| Pauline Yeung Bo-Ling | Annie |
| Kant Leung Wang-Fat | |
| Leung Shing-Hung | |
| Woo Fung | Jenny's Father |
| Fennie Yuen Kit-Ying | Black Student |
| Steve Wong Ka-Keung | Ying |
| Tommy Wong | Crazy 88 |
| Wong Ka-Kui | He-Man |
| Paul Wong Koon-Chung | Kit Holliday |
| Chu Yat-Hung | The Woman |
| Kenneth Smyth | |
| Raymond Wong Pak-Ming | Chu Chu |
| Elaine Law Suet-Ling | |
| Ernest Mauser | Restaurant |
| James Lai Wing-Keung | Policeman |
| Fei Pak | Policeman |
| Peter Kwok Bei-Dak | |
| Chiu Sek-Man | |
| Yuen Chi-Keung | |
| Chan Sek-Kwong |
Crew
| Yip Sai-Wing | Original Music Composer |
| Paul Wong Koon-Chung | Original Music Composer |
| Tsui Hark | VFX Artist |
| Clifton Ko Chi-Sum | Producer |
| Ng Man-Fai | Writer |
| Sander Lee | Director of Photography |
| Steve Wong Ka-Keung | Original Music Composer |
| Wong Ka-Kui | Original Music Composer |
| Clifton Ko Chi-Sum | Director |
| Philip Cheng | Writer |
| Joe Ma Wai-Ho | Writer |