An elderly couple's lodger, a British musician (Ivor Novello), becomes the suspect in a series of killings.
Film musical taken from JB Priestley's novel about three musicians joining together to save a failing concert party, the Dinky Doos.
Sir Percy Newbiggin visits the fleet to find ways to economize Naval expenditures. Daughter Celia tags along and organizes a morale-boosting show utilizing ship-board talent. Her fiancé shows up, and romantic complications ensue.
