The F.B.I. (1965)

S4E6 The Enemies

The FBI embarks on a dangerous pursuit as they track down a lethal Communist spy intent on stealing classified rocket fuel. Their investigation leads them through a web of deceit and violence, following a bloody path that reveals the lengths to which the spy will go to achieve their mission. As the stakes rise, the agents must race against time to prevent a potentially catastrophic breach of national security.