Agent Jon contemplates leaving the force until he learns his brother is working as a mercenary for a former colleague who betrayed their team.
Jay Chou
Jon
Nicholas Tse Ting-fung
Man Yeung
Lin Peng
Rachel
The Viral Factor Official Trailer #1 - Jay Chou Movie (2012) HD
Trailer
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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
Jared Robinsen
Tyler
Hassan
Kenner
Nadia Odeh
Kenner's Wife
Mercedes
Kenner's Daughter