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.

Cast:Bibi Andersson, Patrick O'Neal, Richard Boone, Nigel Green, Dean Jagger, Lila Kedrova,

Genre:Thriller, Action,

country:United States of America,

Production:20th Century Fox,