何必有我?

鄭則仕

Fat Cat

Olivia Cheng Man-Nga

Koko Cheng

周潤發

Mr. Chow

焦姣

Fat Cat's Mother

朱江

Koko's Father

恬妮

Koko's Mother

歐陽莎菲

Koko's Grandmother

Karen Chan Ga-Yee

Ms. Chan