Once Upon a Song (2015) — Cast
Cast
| Rain Lau Yuk-Chui | Mei-Lei |
| Mimi Kung Chi-Yan | Wing |
| Shek Sau | Ching |
| Lesley Chiang | Chu Chu |
| William So Wing-Hong | Diamod Poon |
| Bernice Liu Bik-Yee | Agnes |
| William So Wing-Hong | Diamod Poon |
| Kate Yeung | Jade |
| Zac Koo Hau-Zheng | Lam |
| Bernice Liu Bik-Yee | Ching |
| Kate Yeung | Jade |
| Shek Sau | Ching |
| Lesley Chiang | Chu Chu |
| Zac Koo Hau-Zheng | Lam |
| Mimi Kung Chi-Yan | Wing |
| Rain Lau Yuk-Chui | Mei-Lei |