The Kremlin Letter (1970)

World War III... in an envelope!

After an unauthorized letter suggesting U.S. support for a Russian attack on China is sent to Moscow, a former naval officer and his team go undercover to retrieve it. Their plans are disrupted when a cunning politician raids their hideout.

Genres: Thriller, Action

Stars: Bibi Andersson, Patrick O'Neal, Richard Boone, Nigel Green, Dean Jagger