A Royal Naval Auxiliary Patrol on duty and in training on River Thames.
Part of RIGHT TURN issue.
Low angled shot of Big Ben clock on Westminster Palace. L/S of River Thames. Various shots of Naval Auxiliary patrol duty boat, "River Gypsy", sailing down river. It anchors by jetty, a Wren and a sailor pass down Royal Mail sacks bulging with post. Narrator says we may recognise man at boat's wheel. C/U of man steering boat, he wears glasses and is quite skinny, could be famous personality.
Various shots of River Thames; we see Thames barges, river pleasure boats and speed boats. Various shots of sailors on board former training ship "Worcester", now a base for a section of the Auxiliary Navy. We see an officer shouting to wake sailors in hammocks below deck. The sailors tie hammocks in bundles before going on duty.
Various shots of officers watching men manning guns in exercise. We see sailors rushing to gun emplacements on ships, on land and on patrol boats. L/S of aeroplanes in flight. L/S of cargo ship on river. Various shots of sailors doing gas mark drill. L/S of blimp / barrage balloon over ship. Various shot of Navy chef serving sailors. Various shots of off-duty sailors relaxing by playing table tennis and mending their uniforms.