as Captain Jonathan Shepard

as WRNS Second Officer Anne Davis

as Captain Lindemann - 'Bismarck'

as First Sea Lord Admiral Sir Dudley Pound

as Assistant Chief of the Naval Staff (A.C.N.S.)

as Admiral Lutjens - 'Bismarck'

as Admiral Sir John Tovey, Commander-in-Chief - 'King George'

as Commander Richards

as Captain Banister

as Captain Leach - 'Prince of Wales'

as RNVR Signals Officer

as Captain Wilfrid Patterson - 'King George V'

as Captain Maund - 'Ark Royal'

as Captain Ellis - 'Suffolk'

as Captain - 'Sheffield'

as Captain Philip Vian - 4th Destroyer of Flotilla

as Captain Kerr - 'Hood'

as Admiral Holland - 'Hood'

as Henry - First Workman, 'Prince of Wales'

as Able Seaman Brown

as Flag Lieutenant to First Sea Lord

as Himself - Edward R. Murrow

as Tom Shepard, Captain Shepard's son, TAG - Ark Royal's Swordfish Squadron (uncredited)

as Commander Jenkins (uncredited)

as Able Seaman Outside Admiralty (uncredited)

as Seaman - 'Ark Royal' (uncredited)

as Seaman - 'Prince of Wales' (uncredited)

as Voice of Winston Churchill (uncredited)

as Officer P.R.O (uncredited)

as Airman on Phone (uncredited)

as Meteorological Officer on 'King George V (uncredited)

as Signals Officer Mueller on the 'Bismarck' (uncredited)

as Civilian Worker - 'Prince of Wales' (uncredited)

as Able Seaman - 'Prince of Wales' (uncredited)

as Civilian Worker - 'Prince of Wales' (uncredited)

as Signalman - 'Prince of Wales' (uncredited)

as Able Seaman - Lookout on 'Suffolk' (uncredited)

as Able Seaman - Lookout on 'Suffolk' (uncredited)

as Petty Officer Williams (uncredited)

as Officer of the Watch - 'Sheffield' (uncredited)

as Bridge Officer (uncredited)

as Damage Control Officer - Bismarck (uncredited)

as Air Vice Marshal (uncredited)

as Navigating Officer - 'Prince of Wales' (uncredited)

as Firing Officer (uncredited)

as Gunnery Officer - 'King George V' (uncredited)

as Dark Room Technician (uncredited)

as Naval Rating on Phone (uncredited)

as Able Seaman - 'Prince of Wales' (uncredited)

as Officer - 'Bismarck' (uncredited)

as Petty Officer on Phone (uncredited)

as Able Seaman - 'Ark Royal' (uncredited)

as First Lieutenant - Destroyer (uncredited)

as Lt. Becker - 'Bismarck' (uncredited)

as Officer on Bridge - 'Prince of Wales' (uncredited)

as Airman - 'Ark Royal' (uncredited)

as SOE Agent in Norway (uncredited)

as Somers - Officer 'King George V' (uncredited)

as Commander - War Room (uncredited)

as Mail Clerk - 'Ark Royal' (uncredited)

as Civilian Worker - 'Prince of Wales' (uncredited)

as Hoffman - 'Bismarck' (uncredited)

as Dexter (uncredited)