Li Kuan-yi

as Ah-Yi

as Wu Shan-Ming (Ming)

as Liao Chun Pin

as A Wei

as Kai

as Director of guitar club

as AJ

as Cai Shang-yong

as Junyi

as Liao Yi-Xuan

as Pang

as Yi-Wei

as Wen-Xiong

as Huang Ming-Yi (young)

as Juan Shih-Chih

as Che

as BOY

as Senior

as The Boy (segment "The Singing Boy")

as Lin Yu-Hsien

as Liar #1

as Hsiao Yung