{|    |}hms portchester castle was a castle-class corvette built in 1943 and scrapped in 1958. she was the only ship of the royal navy to be named after portchester castle in hampshire, and was used for the 1952 film the cruel sea, in which she played saltash castle. ==construction== she was launched on 21 june 1943 at swan hunter shipyard in newcastle upon tyne. ==wartime career== ===sinking of u-484=== on 9 september 1944 portchester castle and helmsdale sank u-484 in the north atlantic north-west of ireland, in position . ===sinking of u-1200=== as one of four ships in 30th escort group under the command of denys rayner, portchester castle shared in the sinking of u-1200 south of ireland (in position ) on 11 november 1944, along with her sister ships launceston castle, pevensey castle and kenilworth castle. ==decommissioning== she was paid off in 1947. ==appearance in the cruel sea== in 1951 portchester castle was employed to represent the fictitious hms sal
1943_ships Castle-class_corvettes