Tony Leung Ka-fai
— Kai
袁詠儀
— Yee
伍詠薇
— Wai Wai
劉曉彤
— Pai
鄭丹瑞
— Martin Cheng Sai Kit
Law Kar-Ying
— Judge
Sheila Chan Suk-Lan
— Kai's sister-in-law
方中信
— Kai's brother
苑瓊丹
— Woman in clinic [cameo]
Jacob Cheung
— Cheung Chi-Sing
林偉亮
— Michael
Rosa Chang Hing-Wan
Ben Luk Man-Wah
Pen Pang Yat-Sang
James Cheung
葉廣儉
— Kai's Lawyer
陳盛鴻
麥詠麟
Poon Chung-Ming
Fong Wai-Chung
徐國強
Cheung Kwok-Choi
— Chan Chi-Wah
Siu Yee
Wong Chi-Keung
