When an eccentric practical joker dies, he divides his fortune among four heirs. But before they can collect the cash they must each do something which goes completely against their nature. NB: This is the film which introduced Audrey Hepburn.
A rich young society girl falls in love with a car mechanic. Her family is appalled and stops her seeing him. The girl attempts to commit suicide and then decides to elope.
The whole village mourns when General O'Leary, owner of a hunting estate in South Ireland, is killed in an accident. His nephew, Jasper O'Leary, takes over the state and soon has aroused the displeasure of all, with the exception of Serena McGluskey, as much a schemer as he is a cad. Led by Thady O'Heggarty, the villagers plot to drive Jasper away. They use the occasion of "O'Leary Night", when the ghost of the first O'Leary walks the halls, to create general chaos.
Nigel Dennis publishes a scandal magazine. But for each story he writes, he first approaches the person whose scandalous behavior is described (or rather implied, to avoid any libel suit) and says he will suppress the story in return for money. Several of his victims first decide individually to kill him instead of paying, but fail in amusing ways. Then they find that to protect their various secrets they must now join forces for a rather different purpose...
A British Sanitary Engineer, goes on holiday with a set of plans for a new secret weapon which he has mistaken for his new plumbing invention. Everyone is hunting for him, including the Russians. The Russians find him and offer him a job in the Kremlin doing research (on plumbing he believes). He accepts, arrives in Russia and falls in love with Tania, a secret agent. And then discovers the true nature of the plans he is carrying...
A petty crook gallantly consoles wealthy widows and is doing all right in his chosen profession until he meets and falls in love with a lovely baroness, who knows all about get-rich-quick schemes.
A gambler falls in love with a naive young girl. He thinks she is bringing him good luck. Then his main gambling rival arrives and he desires the girl as well.
A young American accepts a bet to spend a night in a haunted house in Mayfair.
