With a flu epidemic running rife, three new bumbling recruits are assigned to Inspector Mills police station. With help from Special Constable Gorse, they manage to totally wreck operations of the police force and let plenty of criminals get away, even before they arrive at the station. They all have to prove themselves or else they'll be out of a job and Sgt. Wilkins will be transferred.
After a bunch of no-hopers approaches an employment agency, the anarchy mounts as they do a series of odd jobs, including a chimp's tea party, trying to stay sober at a wine tasting… and demolishing a house.
A greedy but successful professional gambler wants to join the British Establishment when he falls in love with a blue-blooded lady. But first he must mend his ways and then dump his nightclub singer girl friend. She's not so easy to get rid of, neither is his past.
