Mr. Law
Mrs. Law
Desmond Law / Big Ears (as a teenager) (as Aarif)
Big Ears
Big Uncle - barber (as Paul Chiang)
Flora Liu
Grandma (as Teresa Loo)
Mr. Ho, the tailor (Guest star)
Miss Chan - Big Ears' teacher (guest star)
Goldfish Seller (as Lawrence Lau)
Doctor (guest star)
Customer with three kids (guest star)
Mrs. Law's Father (Guest star) (as Ng Kam Chuen)
(Guest star)
Flora's mom (Guest star) (as Tina Liu)
Neighbor (Guest star)
Sergeant Brian
School Principal
Reverend Father (as Rev. William Robert Wilson Robertson)
French Teacher (as Jean-Michel Jacques Robert Sourd)
Barber trainee
Shop owner
Mrs. Wang
Cinema reception (as Anthony Cheung)
Cinema usher
Casino owner
Cake shop assistant
Pawn shop owner
Parent
Hurdler
Hurdler (as Jason Chan)
Customer's son
Beijing paramedic (as Lam Wong)
Beijing paramedic
Beijing physician
Injured man
Relative of injured man (as John Cheung)
Relative of injured man
Flora's maid
Diocesan teacher
School Janitor
Elderly patient
Nurse
Inter-school quiz team
Inter-School Quiz Team (as Kevin Lee)
High school classmate
Primary school classmate
Primary school classmate (as Daniel Ng)
Primary school classmate (as Jeff Chan)
Shoes Customer B (as Johnny Wu)