Louis Koo as Master Sammy

Margie Tsang Wah-Sin as Helen

JJ Jia as Kiki

Yan Ni as Dream Chim

Ah Duo as Dream's buddy

Raymond Wong Pak-Ming as Chan Kei-hap

Xie Nan as Susan, Chan's personal assistant

Cheng Qian as Director Zhang

Donnie Yen as Cheng Yu-keung / Arnold Cheng

Elsa Chan Kit-Ling as

Carina Lau Kar-Ling as Tai Mung-ni / Mona

Cecilia Cheung as Claire

AngelaBaby as Better

Ronald Cheng Chung-Kei as Snack delivery boy

Elva Ni Chen-Xi as Posh lady

Maggie Li as Creamy

Ciwi Lam Sze-Man as Social

Nancy Sit Ka-Yin as Arnold's Mother

Pau Hei-Ching as Birthday Girl's Granny

Lee Heung-Kam as Arnold's Grandmother

Zoie Tam as Female Staff

Iva Law Wing-Han as Female Staff

Josephine Chi Yan Chai as Female Staff

Luvin Ho as Female Staff

Singh Hartihan Bitto as Curry

Fruit Chan as Book Store Manager

Mannor Chan as Arnold's Aunt

Apple Chow Suk-Wai as Obnoxious Cosmetics Shopper

Ha Chun-Chau as Marriage Solemniser

Alvina Kong Yan-Yin as Arnold's 2nd Sister

Jo Kok Cho-lam as Xiao Tian Gu Delivery Girl

Michelle Lo as Tai Tai

Mak Ling-ling as Tai Tai

Tam Tin-Bo as Cosmetic Counter Patron

Stephy Tang Lai-Yan as Arnold's Niece

Chapman To Man-Chat as Smoothie

Elain Kin Yi Tsang as OL

So-Fun Wong as Obnoxious Cosmetics Shopper

Lynn Hung Doi-Lam as Victoria Lee

Harriet Yeung Sze-Man as Blind Fast food Shop Cashier

Wilson Yip as Wedding Minister

Ruby Cheng as Cardboard-Collecting Girl