Three men and three women beguile, blackmail, bicker and backstab (sometimes literally) each other all the way to a shock surprise ending, in this death-filled, haunted house mystery, written and directed by Shaw Brothers' Japanese maestro Inoue Umetsugu.
| Actor | Role |
|---|---|
 Margaret Hsing HuiSitu Pei-Fang | Situ Pei-Fang |
 Wang PingPeng Jing Xian | Peng Jing Xian |
 Chin FengDr Zhang Bin | Dr Zhang Bin |
 Guo Man-NaLi Rong-Rong | Li Rong-Rong |
 Tsang Choh-LamSitu's colleague | Situ's colleague |
 Lee HoHuang Yi-Qiang | Huang Yi-Qiang |