Cast from Cat vs. Rat

Alexander Fu Sheng

Bai Yu Tong, Rat

Adam Cheng

Jien Chiu (Royal Cat)

Hsiao Ho

Cheung Ping, Water Rat

Kara Hui Ying-Hung

Jien Yu Lan

Gordon Liu Chia-hui

Emperor Yang Xi

Lau Kar-Wing

Master Si Da Fu

Cheung Chin-Pang

Sky Rat

Lydia Shum Tin-Ha

Bai's Mother

Lung Tien-Hsiang

Shui Sheung Piu

Wilson Tong

Thief

Johnny Wang Lung-Wei

Pierce Mountain Rat

Wong Ching-Ho

Minister Huang

Sek Gong

Emperor's Bodyguard

Hsiao Yu

Emperor's Bodyguard

Lam Fai-Wong

Chan Jien

King Lee King-Chu

Ground Rat

Chan Kwok-Keung

(extra) (uncredited)

Chan Ming-Wai

Chiu's Servant (uncredited)

Cheung Kwok-Wah

Executioner (uncredited)

Cheung Lin-Ping

(extra) (uncredited)

Choi Kwok-Keung

(extra) (uncredited)

Chu Kai

(extra) (uncredited)

Fung Ming

Court Offical (uncredited)

Kei Ho-Chiu

Emperor's Bodyguard / Tong's Servant (uncredited)

Kong Long

(extra) (uncredited)

Lam Hak-Ming

Emperor's Bodyguard / Chiu's Servant (uncredited)

Liu Hok-Ming

Tong's Servant (uncredited)

Mak Wai-Cheung

Emperor's Bodyguard / Chiu's Servant (uncredited)

Ng Kit-Keung

(extra) (uncredited)

Jackson Ng Yuk-Sue

Emperor's Bodyguard / Chiu's Servant (uncredited)

San Sin

(extra) (uncredited)

Wan Seung-Lam

Tong's Servant (uncredited)

Yeung Sai-Gwan

Emperor's Bodyguard / Tong's Servant (uncredited)

Yeung Wah

Emperor's Bodyguard / Tong's Servant (uncredited)