鄭伊健

Thirteen Cheung

蔡卓妍

Yoyo Ma

車婉婉

Ms Lau

廖碧兒

Ms Lee

鄧健泓

Mr Lam

鄭中基

Bruce

Sandy Lam San-San

Headmistress

May Lai Shun-Wai

Feli

吳耀漢

Professor

李枫

Thirteen's mom

Chin Tsi-Ang

Thirteen's grandma

Chiu Yue-Ming

Yoyo's mother

Aneira Choi

Anna

阮世生