Jay Chou as Ye Xiang Lun

Gwei Lun-Mei as Lu Xiao Yu

Alice Tzeng as Qing Yi

Anthony Wong Chau-Sang as Lun's Father

So Ming-Ming as Yu's Mother

Huang Jun-Lang as Ah Lang

Devon Song as Ah Bao

Zhan Yu-Hao as Yu Hao

Chase Chang as Music Store Clerk

Aviis Zhong as Hsiao-hua

David Chang Hsun-Wei as

Funky Tu as

Tianze Michael Lin as

Chou Yao-Chung as

Du Guo-Zhang as Da Yong

Zhou Yao-Zhong as Biology Teacher

Huang Xin-Yu as Ice Cream