Andy Lau Tak-Wah

Roger Leung

葉德嫻

Ah Tao

秦海璐

Ms. Choi

王馥荔

Roger's Mother

秦沛

Uncle Kin

Leung Tin

Head Master

余文詩

Sharon

Eman Lam Yi-Man

Carmen

江美儀

Aunt Kam's Daughter

陳智燊

Jason

許素瑩

Mui Gu

Anthony Wong

Grasshopper

杜汶澤

Dentist

鄒文懷

Guest at Premiere

于冬

Filmmaker

徐克

Director Tsui

洪金寶

Director Hung

岑建勳

Guest at Premiere

麥潤壽

Roger's High School Buddy, Henzi

劉國昌

Roger's High School Buddy, Ah Chun