徐峥
— Xu Lai
Zhao Wei
— Cai Bo
包贝尔
— Cai Lala
杜鹃
— Yang Yi
葛民輝
— Policeman
Sam Lee
— Policeman
Pan Hong
— Cai Bo's Mother
Zhao Youliang
— Cai Bo's Father
朱媛媛
— Cai Bo's Sister
王迅
— Cai Bo's Brother-in-Law
馮勉恆
— Waiter at Cafeteria
Yuen Ngai-Hung
— Taxi Driver
吳耀漢
— Elevator Patron
陶虹
— Hong Kong Film Award Presenter
林曉峰
— Assistant Director
Suet Lam
— Triad Boss
江約誠
— Taxi Driver
田啟文
— Geek
Wong Jing
— Self
八兩金
— Kam
車保羅
— Locksmith Expert
苑瓊丹
— Momoko
鄭丹瑞
— Host of Art Exhibition
莊鍶敏
— Yang Yi's Assistant
詹瑞文
— Dr. Chen