Daniel Chan Hiu-Tung

as Shum Chi Hong

Gigi Leung Wing-Kei

as Tap / Stephenie Wong

Wyman Wong Wai-Man

as Hong's Friend

Ricky Hui Koon-Ying

as Uncle Wing

Joyce Chan Yin-Hang

as Angie

Vincent Kok Tak-Chiu

as Fatty

Edward Yang

as Tap's step-father

Stephen Fung

as Chris

Lee Siu-Kay

as Security at Amusement Park

Matt Chow Hoi-Kwong

as Stephen

Erica Yuen Lai-Ming

as Hong's Sister

Lam Ho-Yeung

Soi Cheang

as Restaurant Customer

Joe Ma Wai-Ho

as Hong's Boss

Andy Tsang Tak-Wah

as La Salle Student

Sunny Luk Kim-Ching