Chin Siu-Ho as Dr. Yuen Chun Hap

Maggie Cheung Man-Yuk as Tsui Hung

Dick Wei as Hak Lung

Chui Sau-Lai as Betsy

Elvis Tsui Kam-Kong as Sorcerer Aquala

Chow Yun-Fat as Wesley

Sibelle Hu Hui-Chung as Su

Ni Kuang as Dr. Yi

Chor Yuen as Dr. Chu

Fairlie Ruth Kordick as Chen's girlfriend

Ken Boyle as Professor

Wong Jing as Danny Wong

Yasuaki Kurata as Captain Ho

Hsu Shu-Yuan as Anne

Kara Wai Ying-Hung as Policewoman

Wong Yu as SDU

Derek Yee Tung-Sing as SDU with Bazooka

To Ping-Wai as Lady Chatting with Wesley

Josephine Lam Kei-Yan as Lady Chatting with Wesley

Shirley Ng Ling as Miss Asia 1986 with Dr. Yi

Wong Lai-Ying as Miss Asia 1986 with Dr. Yi

Elsie Chan Yik-Si as Miss Asia 1986 with Dr. Yuan

Nina Li Chi as Miss Asia 1986 with Dr. Yi

Anders Nelsson as Guest at Pool Party

Joyce Godenzi as Guest at Pool Party

Wong Chi-Ming as Waiter

Tam Bo as Lung's Tribal Chief

Steve Mak Fei-Hung as Worm Tribe Leader Eaten by Small Monster

Cho Yuen-Tat as Tribe Man

Wong Wai-Fai as Professor's Expedition Member

Yiu Man-Kei as Professor's Expedition Member / SCU

Chan Hung as Professor's Expedition Member

Johnny Wang Lung-Wei as Bandit Chief

Tam Wai-Man as Bandit

Lee Fat-Yuen as Bandit

Wong Kim-Bun as Bandit

Lam Foo-Wai as Bandit

Sham Chin-Bo as Wesley's Mercenary

To Wai-Wo as Wesley's Mercenary

Hung San-Nam as Police Officer

Ernest Mauser as Party Guest

Yeung Kim-Man as Tribe Man

Wong Wai-Fong as Wesley's Mercenary

Andy Shiu Cheuk-Yiu as Tribe Man

Lee Yiu-King as

Leung Shing-Hung as

Cheung Ping-Chuen as

Lau Shung-Fung as

Choi Kwok-Keung as

Lam Chi-Tai as