Starring Kenneth More
with Dana Wynter, Carl Mohner, Geoffrey Keen, Laurence Naismith, Michael Hordern, Maurice Denham

Hitler's mightiest battleship, the Bismarck, bigger than any of the British fleet, breaks through the blockade to threaten the Allies' lifelines and Churchill orders that it must be destroyed at all costs.
Kenneth More plays Captain Shepard, newly appointed Director of Naval Operations, who plots the defeat of the nigh unsinkable ship from the depths of the Admiralty War Room.