Louis Koo

Master Sammy

Margie Tsang Wah-Sin

Helen

JJ Jia

Kiki

Yan Ni

Dream Chim

Ah Duo

Dream's buddy

Raymond Wong Pak-Ming

Chan Kei-hap

Xie Nan

Susan, Chan's personal assistant

Cheng Qian

Director Zhang

Donnie Yen

Cheng Yu-keung / Arnold Cheng

Elsa Chan Kit-Ling

Carina Lau

Tai Mung-ni / Mona

Cecilia Cheung

Claire

AngelaBaby

Better

Ronald Cheng Chung-Kei

Snack delivery boy

Elva Ni Chen-Xi

Posh lady

Maggie Li

Creamy

Ciwi Lam Sze-Man

Social

Nancy Sit Ka-Yin

Arnold's Mother

Nina Paw Hei-Ching

Birthday Girl's Granny

Lee Heung-Kam

Arnold's Grandmother

Zoie Tam

Female Staff

Iva Law Wing-Han

Female Staff

Josephine Chi Yan Chai

Female Staff

Luvin Ho

Female Staff

Singh Hartihan Bitto

Curry

Fruit Chan

Book Store Manager

Mannor Chan Man-Na

Arnold's Aunt

Apple Chow Suk-Wai

Obnoxious Cosmetics Shopper

Ha Chun-Chau

Marriage Solemniser

Alvina Kong Yan-Yin

Arnold's 2nd Sister

Jo Kok Cho-Lam

Xiao Tian Gu Delivery Girl

Michelle Lo

Tai Tai

Mak Ling-Ling

Tai Tai

Tam Tin-Bo

Cosmetic Counter Patron

Stephy Tang Lai-Yan

Arnold's Niece

Chapman To Man-Chat

Smoothie

Elaine Tsang Kin-Yi

OL

Lynn Hung Doi-Lam

Victoria Lee

Harriet Yeung Sze-Man

Blind Fast food Shop Cashier

Wilson Yip

Wedding Minister

Ruby Cheng

Cardboard-Collecting Girl

Irene Wong

Debby Tsang

Make-Up Model

Wong Siu-Foon

Obnoxious Cosmetics Shopper

Raymond Wong Pak-Ming

Producer

Janet Chun Siu-Chun

Director

Fung Ching-Ching

Writer

Ho Miu-Kei

Writer

Chan Hing-Kai

Director

Chan Hing-Kai

Writer

Horace Wong Wing-Hang

Director of Photography

Chiu Tsang-Hei

Original Music Composer

Jack Wong

Choreographer

Andy Cheung Yan-Kit

Original Music Composer