Shen mi de xue an
| MPAA Rating: | NR |
| Country: | Hong Kong |
| Produced By: | Lam Lo |
| Directed By: | Yuen Chor |
| Cast: | Ying Choi Cheung, Xiaoying Ma, Kung Lok, Ging Man Fung, Chi-Suen Cheung, Lan Law, Luquan Gao, Heung Kam Lee, Hong Nan |
| In Theaters: | Oct 08, 1966 |
| Runtime: | 1 hour 58 minutes |
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