Donnie Yen
Carl Tam
Louis Koo
Holland
Sandra Ng Kwan-Yu
Chelsia
Kelly Chen
Julie Sun
Raymond Wong Pak-Ming
Richard
Yang Mi
Cecilia
Chapman To Man-Chat
Hugo
Lynn Hung Doi-Lam
Charmaine
Ronald Cheng
Shalala
Karena Ng Chin-Yu
Richard's daughter
Kristal Tin Yui-Nei
Daphne
Lam Suet
Construction Worker
C Kwan
Jim
Vincent Kok Tak-Chiu
Fattie
Cherrie Ying Choi-Yi
Carl's Girlfriend
Lee Heung-Kam
Orphanage Director
Matt Chow Hoi-Kwong
Lawyer Yi
Mannor Chan Man-Na
Sofia
Hiro Hayama
Spungehuff
Singh Hartihan Bitto
Curry
Michelle Lo
Chief Editor
Mak Ling-Ling
Zeny Kwok Sin-Yu
Schoolgirl
Maria Cordero
Mentor
Lee Sheung-Ching
Billy, Daphne's manager
Ciwi Lam Sze-Man
New Music Star
Jeremiah Zhang
Justin Nam
Billy Luk Wing-Kuen
Rich Junior
Elva Ni Chen-Xi
Hoffman Cheng
Clayhead
Wen Chao
Dubya Dung
Chui Tien-You
Eye Doctor
Ha Chun-Chau
Wedding Registrar
Teresa Carpio
Self
Peter Lai Bei-Dak
Self
Louis Cheung
Self
Wilfred Lau Ho-Lung
Self
Tony Wong Yuk-Long
Boss Wong
Steven Fung Min-Hang
Snake
Ho Ming Luk
Unlucky Driver
Jessica Jann
Boss' Daughter
Josephine Chi Yan Chai
Mentor's Assistant
Patrick Dunn
Lam Chak-kwan
Doctor
Yu Miu-Lin
Danny Chan
Helmet
Amy Chin Siu-Wai
Producer
Janet Chun Siu-Chun
Director
Ho Miu-Kei
Writer
Raymond Wong Pak-Ming
Producer
Shan Dongbing
Producer
Zhang Zhao
Producer
Chan Hing-Kai
Director
Chan Hing-Kai
Writer
Eddie Wong Chi-Pan
Production Manager
Jack Wong
Choreographer
Kelly Chen
Theme Song Performance
Andy Cheung Yan-Kit
Original Music Composer