Royal Navy returns to unidentified UK port after successful mission.
Unissued / unused material - dates and locations unclear or unknown.
Location of events unknown - somewhere in UK?
Various shots submarine coming into port after successful mission. M/S seaman on quayside giving three cheers. M/S Wrens (WRNS - Women's Royal Navy Service). M/S cheering officers. One of the officers shakes hands with submarine captain. High angled shot of Royal Navy sub crew standing on top of submarine.