Major James Prentis VC is a British spy of World War II and war hero who goes under the code name of "Shuttlecock". Alienated from his family and children, he ends up in a mental institution in Lisbon, Portugal.
James Bond returns as the secret agent 007 to battle the evil organization SPECTRE. Bond must defeat Largo, who has stolen two atomic warheads for nuclear blackmail. But Bond has an ally in Largo's girlfriend, the willowy Domino, who falls for Bond and seeks revenge.
