The F.B.I. - Full Series Information, Trailer & IMDb Reviews
Watch The F.B.I. Season 5 Episode 20 online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.
The F.B.I.: 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. Case: Matthew Bernhardt, David Hermann, John Stone, et al. - Espionage.