Three Black Triangles [839185] Released: 1977-01-01 Revenue: $0 Budget: $0 Profit: $0 Runtime: 89 mins Popularity: 0.1092 Vote Average: 7 Vote Count: 1 Overview: The Public Security Bureau intercept a telegram notifying foreign agents to retrieve the "110 secret". Shi Yan, head of the Reconnaissance Section, starts a campaign of counter-espionage, but one of his agents is soon killed on board a train. Cast [11] Lei MingShi Yan Ling YuanYu Huangshi Liu JiaYu Qiulan Ping ZhangHong Bi JianchangLu Deqin Qin WenLiu Cao Cuifen Zhang Yan Fang Hui Lin Li Wang Huiming Trailers