Huang Jia Shi Jie Zhi: Zhong Jian Ren (1990)
Middle Man / In the Line of Duty V: Middle Man / Key Witness / In the Line of Duty 5 / In the Line of Duty 5: A Beginning / Wong Ga Si Je Ji: Jung Gaan Yan / 皇家师姐伍 中间人
Raiting: 
- /10
Genre: Action
Director: Cha Chuen-Yee
Stars: Cynthia Khan, David Wu and Alvina Kong Yai-Yin
Country: Hong-Kong
Release date: 15 June 1990
Length: 94 minutes
