Calificación
Reparto
黃秋生
Alan Tam
Dolphin Chan Hoi-Hang
Dolphin / Shark
黄柏文
Officer Lee Sau
吳啟華
Wong Yu Yan, Anthropologist
Teddy Yip Wing-Cho
Dolphin's dad
黃子華
Dr. Wong
Perrie Lai Hoi-San
Whale
劉青雲
Joe [cameo]
曾近榮
Library Cleaner [cameo]