Favorite True Story Movie the CIA Couldn't Keep Secret

Which of these historical films, that exposes alleged* clandestine operations, activities or scandals of the U.S. government's Central Intelligence Agency, as part of the movie's narrative is your favorite?

* Due to the CIA's "neither confirm nor deny" response to inquiries, the answer pool includes some true story movies that are semi-biographical or based on claims that are not substantiated, but plausible.

Discuss the topic here.