Returned to the UK for refit. On completion did a short period in UK waters before returning to the Mediterranean.
On 10th October 1942 Submarine HMS Unique was on passage from UK to Gibraltar and had been ordered to conduct a patrol off North Spain on the way to intercept any possible 'blockade runners'.
Submarine HMS Ursula which had similar orders heard sounds of explosions whilst crossing the Bay of Biscay and assumed that Submarine HMS Unique was being attacked. No claim for an attack was made but it was assumed that the Submarine was lost with all hands after the attack.
David Suchet narrates the BBC series featuring the Royal Navy's Hunter-Killer submarine, HMS Splendid, on a top secret three-month mission.
After travelling from its Farlane base to San Diego, the sub is charged with testing the first Tomahawk cruise missile, and the crew is followed every step of the way.
Also included is a feature on the sub's new Lieutenant Commander as he undergoes the 'Perisher' selection course.