Once Upon a Time in Triad Society

Francis Ng Chun-Yu

Kwan

Loletta Lee Lai-Chun

Restaurant / Cart Noodle

Michael Chan Wai-Man

Brother Lone

Allen Ting Chi-Chun

Lam Fung

Spencer Lam Seung-Yi

Brother Sheung Yee/Kwan's father

Pauline Chan Bo-Lin

Nurse

Jamie Luk Kim-Ming

Officer Lam

Edmond So Chi-Wai

So Wai

Farini Cheung Yui-Ling

Tailor's daughter

Jason Lam Kee-To

Newspapers editor

Winnie Wong Wing-Yee

Si Lau-Wa

Kwan's lawyer

Jimmy Wong

Policeman

Pan Changjiang