Bette Davis is , a sinister-looking, totally evil, half-Chinese woman who indulges in endless machinations. Ensocnced in a Scottish castle that is packed with an array of spy gadgetry, she runs afoul with counter spy, American CIA agent Anthony Lawrence (Robert Wagner), who is out to counter her plots for control of a Polaris submarine.
Bette Davis , Robert Wagner , Denholm Elliott , Gordon Jackson , Dudley Sutton , Catherine Schell , Pik Sen Lim , Paul Maxwell , David Healy , Alan Dobie , Al Mancini , Roy Kinnear , Charles Lloyd Pack , Frank Middlemass , Arnold Diamond
Adventure, Crime, Thriller