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.
Starring Bibi Andersson, Patrick O'Neal, Richard Boone, Nigel Green, Dean Jagger, Lila Kedrova, Micheál Mac Liammóir, Barbara Parkins, Ronald Radd, George Sanders