Film

The Viral Factor

Agent Jon contemplates leaving the force until he learns his brother is working as a mercenary for a former colleague who betrayed their team.

Top cast

Jay Chou

Jon

Nicholas Tse Ting-fung

Man Yeung

Lin Peng

Rachel

Michelle Bai

Ice

Andy On Chi-kit

Sean

Liu Kai-chi

Man Tin

Carl Ng Ka-lung

Ross

Sammy Hung Tin-chiu

Mark

Keung Ho-man

Russell

Crystal Lee

Champ

Elaine Jin Yan-Ling

Jon's Mother

Deep Ng Ho-hong

Man Yeung's Former Partner

Zhang Ran

Wang Xiaojie

Jess Teong

Rachel's Mother

Thomas Cheung Kwok-Leung

Russell's Henchman

Lee Man-Piu

Russell's Henchman

Jared Robinsen

Tyler

Hassan

Kenner

Dante Lam Chiu-yin

Jack Ng Wai-lun, Candy Leung Fung-ying, Dante Lam Chiu-yin

Candy Leung Fung-ying, Wang Zhong Lei, Solon So Chi-Hung