Josephine Siao

Wong Fuk-Mui/Bat Girl/Barbara/woman

Lui Kei

Sze Wai

鄭君綿

James Bond

石堅

Wu Wan-Lung

沈澱霞

Chan Kwong-ying

金雷

marksman

Siu Kuk-Hung

Sze Wai's younger sister

Lok Gung

inspector

Lai Man

Sze's mother

許瑩英

Yung Yuk-Yi

Wong's Mother/ strange woman

Chan Siu-Pang

marksman