Detective Inspector Jacques Clouseau is borrowed from the Surete on special assignment for Scotland Yard in hopes that a fresh outlook will help the government recover the loot from the Great Train Robbery, which is being used to underwrite a new crime wave. What they don't count on, however, is having more than one Clouseau on the job.
Someone is stealing priceless paintings from the great museums of the world and replacing them with nearly flawless forgeries. Leonardo da Vinci's "Madonna and Child" is being shipped to London's Tate Gallery for a special exhibition, and Paul Mitchell is assigned to protect it. Upon the painting's arrival, Paul realizes it has been switched. Eager to collect the museum's $50,000 reward, he teams up with Mary Mason, a Tate employee, to recover the original.
The year is 1940 and Pilot Officer T.B. Baird arrives straight out of flight school to join a front line RAF squadron at the height of the Battle of Britain. After an unfortunate start and a drumming down from his commanding officer, Baird must balance the struggle to impress his Group Captain, regain his pride, fit in with his fellow pilots, and survive one of the most intense air battles in history.
Londoner Harry Fabian is a second-rate con man looking for an angle. After years of putting up with Harry's schemes, his girlfriend, Mary, becomes fed up when he taps her for yet another loan.
After marrying an American lieutenant with whom he was assigned to work in post-war Germany, a French captain attempts to find a way to accompany her back to the States under the terms of the War Bride Act.