| Deadly Secret | |
|---|---|
| VCD cover art | |
| Traditional Chinese | 連城訣 |
| Simplified Chinese | 连城诀 |
| Hanyu Pinyin | Lián Chéng Jué |
| Jyutping | Lin4 Sing4 Kyut3 |
| Genre | Wuxia |
| Based on | A Deadly Secret by Louis Cha |
| Screenplay by | Yu Hon-wing Yeung Wing-cheung Chung Tak-wing Yuen Siu-na Sharon Au |
| Directed by | Yau Ka-hung Lai Kin-kwok Cheng Siu-Keung Kiu Lak-hang Lau Kwok-ho |
| Starring | Roger Kwok Kitty Lai Shallin Tse |
| Opening theme | "Cherish This Moment" (珍惜這一刻) performed by David Lui and Sammi Cheng |
| Ending theme | "Chrysanthemum Tears" (菊花淚) performed by David Lui and Sammi Cheng |
| Composer | Michael Lai |
| Country of origin | Hong Kong |
| Original language | Cantonese |
| No. of episodes | 20 |
| Production | |
| Producer | Yau Ka-hung |
| Production location | Hong Kong |
| Running time | 45 minutes per episode |
| Production company | TVB |
| Original release | |
| Network | TVB Jade |
| Release | 12 June – 7 July 1989 |
Deadly Secret, also known as Lin Sing Kuet is a Hong Kong wuxia television series adapted from Louis Cha's novel A Deadly Secret . The series was first broadcast on TVB in Hong Kong in 1989.