Characters played by Simon Yam
Tsim Kin-Yip
Characters played by Annie Liu
Ann
Characters played by Nick Cheung
Kwan Ping-Man
Characters played by Irene Wan
Pun Siu-Yuen
Characters played by Maggie Siu
Fong
Characters played by On-On Yu
Ann's mother
Characters played by Lap-Man Tan
Ann's father
Characters played by Ga-Leung Chan
Frogman
Characters played by Sui-man Chim
Man in wheelchair
Characters played by Hiroshi Fukazawa
Toy store boss
Characters played by Goo-Bi GC
Professor of electronics
Characters played by Ka-Tung Lam
Fai
Characters played by Wai-Hang Lau
Officer Chan Fai
Characters played by Wai-Ming Pang
Sgt Tsim's colleague
Characters played by Gregory Charles Rivers
Duty officer
Characters played by Susan Yam-Yam Shaw
Professor of poison
Characters played by So-Foon Wong
Heart-attack Widow