Jay Chou

Wan Fei / Jon

Nicholas Tse

Wan Yang / Yeung

Andy On

Sean Wong

Bai Bing

Ice

Lin Peng

Dr Rachel Kan

Liu Kai-Chi

Wan Tian

Elaine Jin

Mrs Wan Fengling

Crystal Lee

Wan Changsheng / Champ

Philip Keung Ho-Man

Russell

Carl Ng

Ross

Deep Ng Ho-Hong

Wan Yeung's former partner

Jared Robinson

Tyler

Jess Teong

Rachel's mother

Lin Peng

Zhang Ran

Nurse Wang

Sammy Hung

Mark