Is Erittäin salainen - Vakoilua Suomessa coming back?

Erittäin salainen - Vakoilua Suomessa ended on February 5, 2024, on Yle Areena.

This documentary series explored espionage activities in Finland from 1944 to 1991, focusing on foreign intelligence operations, spies, influence activities, and counter-espionage during the Cold War era. Finland's proximity to the Soviet Union made it a significant location for espionage, and the series examined how the KGB and other foreign agencies operated within the country.

The show was a factual account of Finland's role as a center of espionage, highlighting historical events and intelligence efforts during a tense period in European history. It aired in 2024 and consisted of a single season with 10 episodes, each approximately 27 minutes long.