- Sam Lee
- To Chung-Chau, 'Moon'
- Neiky Hui-Chi Yim
- Lam Yuk-Ping, 'Ping'
- Wenders Li
- Ah-Lung, 'Sylvester'
- Ka-Chuen Tam
- Hui Bo San, 'Susan'
- Carol Kit-Fong Lam
- Mrs. Lam, Ping's mother
- Doris Yan-Wah Chow
- Mrs. To, Moon's mother
- Siu Chung
- Ms. Lee, social worker
- Tat-Yee Chan
- Fat Chan
- Wai-Chung Wu
- Keung
- Sang Chan
- 'Big Brother', Cheung Siu-Wing
- Kelvin Chung
- Doctor
- Ah Ting
- Moon's father
- Jessica
- Moon's father's current wife
- Ah Wai
- Assassin on skateboard
- B. Chai Ho
- Male student
- Ben
- Messenger
- Adam Chung-Tai Chan
- Tai Chai
- Mrs. Chan
- Susan's mother
- An Chi-Man
- Newspaper vendor
- Kan Chi-Tak
- Mixed-race guy
- Leung Chin
- Knife shop owner
- Do-Ba
- Market stallholder
- Man Kit
- Moon's father's son by his current wife
- Cheuk-Fai Kwan
- Schoolkid
- Ricky Lau
- Wong Wing-Nam
- Wai-Lung Lau
- Friend
- Kwok-Sing Law
- Friend
- Koon-Lung Lee
- Friend
- Mrs. Leung
- Mrs. Leung
- Kwok-Leung Mak
- Kid in wheelchair
- Ka-Man Tam
- Schoolkid
- Chong Ting-Lung
- Schoolkid
- Yin-Lung Tsui
- B-Chai
- Wendy
- Lesbian
- Gam-Ming Wong
- Susan's father
