Dial 999 for 24-Hour Murder Case (1961) — Cast
Cast
| Lee Pang-Fei | Mak Inah |
| Patrick Tse Yin | Chung |
| Patsy Ka Ling | Ho-Kwan |
| Keung Chung-Ping | Lau |
| Helena Law Lan | Lucy |
| Sze-Ma Wah-Lung | Sgt. Taggart |
| Gam Lui | Piu-piu |
| Ng Tung | Hung |
Crew
| Tso Kea | Screenplay |
| Ho Tai-Yip | Producer |
| Tso Kea | Director |