The Serpent (1973)
                                    One of these men is working for the C.I.A.
                                    1973-04-07
                                    Germany, France, Italy
                                    113 Min.
                                    PG-13
                                
                                Overview
Vlassov is a Soviet spy who defects in France. He is whisked to the U.S, where Allan Davies takes over the case. After polygraph tests and cross-examinations, Vlassov names several Western European agents who are also spying for the Soviets. Davies wants to take the listed agents into custody; meanwhile, those on the list start dying under mysterious circumstances.
                    












