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.
The Kremlin Letter is a 1970 American spy thriller film in Panavision directed by John Huston and starring Richard Boone, Orson Welles, Max von Sydow, Bibi Andersson, Patrick O'Neal, and George Sanders. It was released in February 1970 by 20th Century-Fox.