Fiona Volpe is a fictional SPECTRE assassin who acts as the secondary antagonist of the 1965 James Bond film Thunderball. She was played by Italian actress Luciana Paluzzi. A deadly assassin in SPECTRE's execution branch, Fiona Volpe becomes NATO pilot Major François Derval’s mistress in order to steal a Vulcan bomber and its precious cargo of two atomic bombs, which SPECTRE plans to use for a blackmail operation.