- Kim Hye-yoon
- Park's sister
- Chang Chen
- Messenger Gam Dao-Nin
- Kim Hae-sook
- Park Yung-sook
- Choi Siwon
- Park Woo-cheol
- Ji Jin-hee
- Col. Choi Min-ho
- Jacky Cheung
- Prof. Siu Chi-Yan
- Nick Cheung
- Insp. Lee Yan-Ming
- Shawn Yue
- Fan Ka-Ming
- Janice Man
- Messenger Zhang Yijun
- Xueqi Wang
- Song An
- Lee Tae-ran
- Yoon Hee-seon
- Ben Yuen
- Transportation Dept. Rep.
- Philip Keung
- Wong Kin Chung
- Temur Mamisashvili
- Mr. Big's Bodyguard
- Hedwig Tam
- Insp. Fan's Subordinate
- Kate Hawkins
- Journalist
- Ji Dae-han
- Korean Ambassafor
- Mike Leeder
- Younger / older Mr. Big
- Park Jeong-hak
- Marine Police of Korea
- Yoon Jin-yi
- Shim Mi-kyung
- Wenjuan Feng
- Yuan Xiaowen
- Timothy Tse-sing Cheng
- Fire Services Rep.
- Philippe Joly
- Mr. Big's bodyguard
- Mo-Chan Chik
- Macau Police Superintendant
- Josephine Koo
- Sophia
- Gill Mohindepaul Singh
- Saad
- Semiquaver Iafeta
- Mr. Big follower
- Singh Hartihan Bitto
- Mr. big's Follower
- Rachel Kan
- Hospital Authority Rep.
- Tracy Chu
- Insp. Lee's Subordinate
- Suk-Yee Chan
- Director of Immigration
- Kim Seung-chan
- Park's Brother
- Christopher Collins
- His Majesty
- Paul Fonoroff
- Martin Koo
- Jerry Leung
- Insp. Lee's Subordinate
- Wai-Yip Ho
- Insp. Fan's Subordinate
- Chi-Kwong Chung
- LCSD Rep.
- Frank K.H. Kim
- Materials Factory Worker
- Seon-min Lee
- Park's Mother
- Jae-Young Park
- Myeong-gun's Grandfather
- Chaoli Zhang
- Senior Secretary of Mr. Song
- Yang-Hyeong Kim
- Birthday Party M.C.
- Man-Nok Wong
- Hacker
- Woo-Jung Ha
- Choi Myeong-gun (infant)
- Man-Wai Luk
- Insp. Fan's Subordinate
- Man-Tin Cheung
- Hacker Assistant
- Benny Lee
- HK Customs Rep.
- Yeung-Man Wong
- Female Reporter
- Gilbert Bae
- Materials Factory Manager
- Kim Hyun-sook
- Myeong-gun's Grandmother
