Gam Dao Nin

Chen Chang

Professor C.Y. Siu / Helios

Jacky Cheung Hok-Yau

Lee Yan Ming, Eric

Nick Cheung Ka-Fai

Fan Ka-Ming

Shawn Yue

Col. Choi Min-Ho

Ji Jin-hee

Helios' Assistant

文咏珊

Song An

Wang Xueqi

Pok Yu Chit

崔始源*

Pok Yu-Chit/Park Woo-cheol

Choi Si-won

池珍熙

Yuan Xiaowen

Wenjuan Feng

冯文娟

Shim Mi-kyung

Yoon Jin-yi

李泰兰

Sophia

Josephine Koo

Younger Mr. BIG's Thug

Philippe Joly

Lee Yan Ming's Subordinate

Tracy Chu

Koo Kei-wah

Park Woo Cheol's Sister

Kim Hye-yoon

Younger MR. BIG / Older MR. BIG

Mike Leeder

a South Korean

尹真伊

Martin Koo

Paul Fonoroff

Park Young Sook (Director of NIS)

Kim Hae-sook

Yoon Hee Seon (Choi Min Ho's Wife)

Lee Tae-ran

Younger Mr. BIG's Thug

Singh Hartihan Bitto

Saad

Gill Mohindepaul Singh

Wong Kin Chung

Philip Keung Ho-Man

Temur Mamisashvili

Sophia

Josephine Koo Mei-Wah

Lee Yan Ming's Subordinate

Ken Law Ho-Ming

Lee Yan Ming's Subordinate

Jerry Leung Ho-Kai

Wong Kin-Chung

Philip Keung

Representative of Hong Kong Customs

Benny Li Shun-Yan

Representative of LCSD

Eric Chung

Representative of Transport Department

Ben Yuen Foo-Wah

Representative of Fire Services

Timothy Cheng Chi-Sing

Representative of Hospital Authority

Rachel Kan

Director of Immigration

Chan Suk-Yee

Korean Ambassador

Ji Dae-han

Marine Police of Korea

Park Jeong-hak

Fan Ka Ming's Subordinate

Eddie Ho Wai-Yip

Fan Ka Ming's Subordinate

Luk Man-Wai

Fan Ka Ming's Subordinate

Hedwig Tam

Wang Xue Qi

Younger Mr. BIG's Thug

Semiquaver Iafeta

Xiao Li (Senior Secretary of Mr. Song)

Zhang Chaoli

Hacker Assistant

Duncan Cheung