When a neutral Danish merchant ship is forced to put into port after trying to evade British wartime contraband control, its captain becomes involved in a beautiful British Naval Intelligent agent's efforts to capture a group of German spies operating from a London cinema.
Jerry Mason inherits the Hotel Splendide at Speymouth but is disappointed when he sees it is a quiet place with few permanent residents. Gentleman Charlie, a jewel thief arrives after a long spell in prison expecting to be able to dig up the pearls he had buried - only to find the hotel has been...
To celebrate their Admiral's impending marriage, his men stage a variety performance. Meanwhile Joe Crabbs attempts to win back his girlfriend from the Navy's boxing champion.
