The unassuming, nebbishy inventor Sidney Stratton creates a miraculous fabric that will never be dirty or worn out. Clearly he can make a fortune selling clothes made of the material, but may cause a crisis in the process. After all, once someone buys one of his suits they won't ever have to fix them or buy another one, and the clothing industry will collapse overnight. Nevertheless, Sidney is determined to put his invention on the market, forcing the clothing factory bigwigs to resort to more desperate measures...

Story of a group of children's successful efforts to bring to book a gang of oil men intent on stealing valuable invention.

The all-girl school foil an attempt by train robbers to recover £2.5 million hidden in their school.

Morgan, an aggressive and self-admitted dreamer, a fantasist who uses his flights of fancy as refuge from external reality, where his unconventional behavior lands him in a divorce from his wife, Leonie, trouble with the police and, ultimately, incarceration in a lunatic asylum.

The crooks in London know how it works. No one carries guns and no one resists the police. Then a new gang appears that go one better. They dress as police and steal from the crooks. This upsets the natural order of the police/criminal relationship and the police and the crooks join forces to catch the IPOs (Impersonating Police Officers), including an armoured car robbery in which the police must help the gangs to set a trap.

Due to a female passenger falling out of her top whilst running for the bus Stan is distracted and crashes the bus resulting in the depot managers car being written off. As a result Stan, Jack and Blakey are fired. Stan and Jack soon get new jobs as a bus crew at a Pontins holiday resort but discover that Blakey has also gotten a job there as the chief security guard.

Randy plumber Sid South enjoys a profession which offers him ample opportunity to bed sexy housewives.

Charlie returns to the East End after two years at sea to find his house demolished and wife Maggie gone. Everyone else knows she is now shacked up with married bus driver Bert and a toddler, and they all watch with more than a little interest at the trail of mayhem Charlie leaves as he goes about sorting things out.

Likeable country postman Harold Petts gets transferred from his village to London, where on his arrival he unwittingly foils a mail train robbery. Innocent in the ways of the big city, he is thought to be a member of another gang by both the train robbers and the police, who all suspect him of trying to rob the post office where he works.

The unruly schoolgirls of St Trinian's are more interested in men and mischief than homework and hockey. But greater trouble than ever beckons when the arrival at the school of Princess Fatima of Makyad coincides with the return of recently expelled Arabella Fritton, who has the kidnap of a prize racehorse on her mind.