The F.B.I. S05 E20 Deadly Reunion

Case: Matthew Bernhardt, David Hermann, John Stone, et al. - Espionage. Agents from the ""Eastern Sector"" (East Berlin) allow the wife of a US based spy to ""escape"" the eastern sector. She is to then assassinate her husband, who is about to defect. The good inspector goes undercover to transport the wife from Berlin to the US and eventually prevent the assassination.