Russian and British submarines with nuclear missiles on board both vanish from sight without a trace. England and Russia both blame each other as James Bond tries to solve the riddle of the disappearing ships. But the KGB also has an agent on the case.

• EON Productions
• United Artists
• Roger Moore
• Barbara Bach
• Curd Jürgens
• Richard Kiel
• Caroline Munro
• Walter Gotell
• Geoffrey Keen
• Bernard Lee