When newly weds Jack and Peggy face eviction, they are tricked into buying a run down houseboat. After rebuilding the engine, they take their friends Sid and Sandra, on a local trip down the river to Folkestone, but somehow they end up in France, and with no fuel and supplies, they resort to desperate actions to get back home.

A skeptical college professor discovers that his wife has been practicing magic for years. Like the learned, rational fellow he is, he forces her to destroy all her magical charms and protective devices, and stop that foolishness. He isn't put off by her insistence that his professional rivals are working magic against him, and her protections are necessary to his career and life.

During post-war England, a young petty crook, Jackie Knowles, is on probation for committing petty crimes. Jackie wants to marry his girlfriend Kitty but they don't have enough money to live on. Jackie foolishly accepts to be the getaway driver for a robbery job. The robbery goes wrong and Jackie is arrested. Because of his previous probation breach, the judge sentences him to three years in a Borstal institution. In the UK, the Borstal institutions are trying to rehabilitate rather than punish young offenders. Jackie Knowles arrives at a Borstal institution run by a sympathetic governor. Initially, Jackie intends to keep his nose clean, do his time and get out. Unfortunatelly, he falls in with a crowd planning to escape. The wrong crowd is run by scheming Welsh boy Alfie Rawlins who senses Jackie's naiveté and innocence. Alfie manipulates Jackie into wanting to join his group by playing on Jackie's anxiety about his girlfriend, Kitty. Alfie lies that Kitty already has forgotten about...

When rich M. Ballon's spanish driver is found shot dead, Inspector Jacques Clouseau is the first official on the scene. All evidence suggests Maria Gambrelli, the maid, to be the murderer. But Clouseau, being attracted to the beautiful girl, is convinced that she is hiding something. So, he has her released from jail and tries to follow her secretly. Things do not work out the way the inspector wanted and people keep being murdered, and each time innocent Maria seems to be the killer. But with someone important wanting Clouseau and nobody else to cover this case, his tolerance-challenged boss Charles Dreyfuss is close to losing his mind when casualties keep turning up. And Clouseau keeps on causing trouble without knowing it...