Other titles: El dúo mortal | O Resgate | The Deadly Duo | Duo mortel | 雙俠 | Zabójczy duet | Смертоносный дуэт | Die tödlichen Zwei
Year Released: 1971
Month released: December
Certification: Argentina:18, Australia:R, Germany:16, Norway:15, United States:PG-13, West Germany:Not Rated
Directors: Cheh Chang
Writers: Kuang Ni
Cast: Angela Mao, Bolo Yeung, Bong-jin Jin, Chen Chuan, Cheung-Yan Yuen, Chia Wen Pao, Chik Ngai-Hung, Ching Wong, Chiu Lee, Chung Wang, Dan Lau, David Chiang, Fat Tsui, Fung Hak-On, Hsu Hsia, Huang Ha, Huang Pei-Chi, Kang Liu, Kang-Yeh Cheng, Ki-joo Kim, Ku Feng, Kuang Yu Wang, Lei Cheng, Liu Chia-Yung, Lo Wai, Lung Ti, Lung Yu, Pak-Kwong Ho, Phillip Ko, Shang-Yun Liang, Shao-Lin Chiang, Shi-Kwan Yen, Shu-Tong Wong, Shun-Yee Yuen, Sing Chen, Stanley Sui-Fan Fung, Tsan-Hsiung Ku, Tse Lin Yang, Wei Hu, Yen-Tsan Tang, Yuen Woo-Ping, Yun-Kin Chow, Yung-Liang Tu
Producers: Run Run Shaw
Production Companies: Shaw Brothers
Camera and electrical department: Ying-Chuan Kuan
Certification: Argentina:18, Australia:R, Germany:16, Norway:15, United States:PG-13, West Germany:Not Rated
Cinematographers: Mu-To Kung
Colorization: Color
Country: Hong Kong
Editors: Ting-Hung Kuo
Languages: Mandarin
Makeup Department: Yuen Fang
Sound Department: Yung-Hua Wang