何必有我?

鄭則仕

Fat Cat

Olivia Cheng Man-Nga

Koko Cheng

Chow Yun-fat

Mr. Chow

Lisa Chiao Chiao

Fat Cat's Mother

Paul Chu Kong

Koko's Father

恬妮

Koko's Mother

歐陽莎菲

Koko's Grandmother

Karen Chan Ga-Yee

Ms. Chan

曾志偉

Eric

成奎安

Jackson Ken

陸劍明

Ken's Rascal

Fofo Ma Seung-Ngok

Ken's Rascal