姊妹情深

Tony Leung Ka-fai

Kai

Anita Yuen Wing-Yee

Yee

Christine Ng Wing-mei

Wai Wai

Annabelle Lau Hiu-Tung

Pai

Lawrence Cheng Tan-Shui

Martin Cheng Sai Kit

Law Kar-Ying

Judge

Sheila Chan Suk-Lan

Kai's sister-in-law

Alex Fong Chung-Sun

Kai's brother

Kingdom Yuen King-Tan

Woman in clinic [cameo]

Jacob Cheung Chi-Leung

Cheung Chi-Sing

Michael Lam Wai-Leung

Michael

Rosa Chang Hing-Wan

Ben Luk Man-Wah

Pen Pang Yat-Sang