A British spy ship has sunk and on board was a hi-tech encryption device. James Bond is sent to find the device that holds British launching instructions before the enemy Soviets get to it first.

Roger Mooreas James Bond
Carole Bouquetas Melina Havelock
Chaim Topolas Milos Columbo
Julian Gloveras Aristotle Kristatos
Lynn-Holly Johnsonas Bibi Dahl
Cassandra Harrisas Countess Lisl von Schlaf
Jill Bennettas Jacoba Brink
Michael Gothardas Emile Leopold Locque
John Wymanas Erich Kriegler
Jack Hedleyas Sir Timothy Havelock
Alan Hume