Ko Ching-teng / Ko-teng
Shen Chia-Yi (as Yan-Hsi Chen)
Hsieh Ming-ho / Fattie (as Steven Hao)
Tsao Kuo-sheng / Cock (as Ao-Chuan)
Liao Ying-hung / Groin (as Chang-Hsien Tsai)
Hsu Bo-chun / Boner (as Sheng-yu Yen)
Hu Chia-wei
Ching-teng's Mother
Car browsing guest (as Yu-Lin Chang)
High-School Girl at Library
Couple
Ms Chou, Chinese Teacher
English Teacher
Chien Wei
Neighbour
Boner's Mother
Wedding Guest (uncredited)