A journalist friend of the Saint is murdered whilst working undercover within the newly-revived British Nazi Party. The Saint links up with Lady Valerie who was employed by Kane Luker, the party leader, to lure the young writer to his death. Valerie is in possession of papers given her by the dead man with which she hopes to blackmail Luker but Luker and his followers seize her and the Saint, leaving them to perish in an 'accidental' fire. Can the Saint get them out of this very hot situation?
When George Hackett loses out to the well-connected Sam Purdell in the election of mayor of the town of Seatondean, Hackett is convinced that Purdell is corrupt, and, in the course of looking for proof to back his claim, he is murdered. The Saint, a friend of Sam's family, puts Purdell to the test by offering him a bribe which Purdell angrily refuses. The Saint is now sure that Purdell is in fact honest but being manipulated by another interested party, whom he manages to flush out for a showdown on top of a local building site.
Whilst on a fishing trip in Canada the Saint encounters Professor Mueller. He is being forced to defect to the Russians with a satellite system he has invented in exchange for the release of his family, who are being held hostage. The professor is taken by a middle-man to a remote lake where a sea-plane, piloted by an agent called Netchideff, lands. Netchideff kills the middle-man and is about to leave with the professor but gives the Saint a 'sporting chance' to best him.
The Saint re-encounters a young friend, Bill Fulton, who loves and is loved by Meryl Vascoe, the sweet daughter of a smug millionaire who forbids her to marry a man with no prospects. Vascoe has an exquisite art collection and a state of the art security system but the Saint bets him that he will be robbed within the week. Assorted opportunists seem likely candidates to deflate Vascoe, including the Saint himself, who has been known to break the law in a good cause, but the ultimate identity of the benevolent burglar is surprising indeed.
The ruler of a Middle Eastern country is killed in a coup and his young son Prince Karim is forced to flee, hiding out with British oil-workers who were loyal to his father. The Saint arrives in the country and, with a handful of Britons, special effects and explosions, concocts a 'wonderful war' to convince the usurpers that they are now under attack.
Lord Yearley, an arrogant aristocrat whose younger wife is two-timing him, is the subject of death threats. When a shot is fired at him and he is nearly killed, his daughter asks the Saint to intervene and find the culprit.
In Buenos Aires the Saint meets an American called Beryl Carrington, whose car is bumped into by that of a charming local, Ramon, who has the damage repaired within the day. Ramon tells Beryl that he has a list of political dissidents out to topple the government in a brief-case which he wants her to smuggle out of the country. She entrusts it to the Saint but when two men attack him for it he suspects that Ramon may be using Beryl for reasons which are far from romantic.
Countess Audrey is not only a glittering socialite but a ruthless jewel thief whose chauffeur robs the homes of her wealthy associates whilst she entertains them in her Mayfair house. Her master plan is to organize a cruise for several rich couples, whom she will drug and rob whilst they are at sea. She has recruited a new gang member for this plan. Unfortunately for her he is the Saint.
Denise Dumont heads one of the most successful beauty product firms in France and is a very rich woman. However, she has achieved this by stealing the ideas of her ex-husband,Philippe whom she exploited, taking the credit for herself. He is now broken and ill. The Saint decides that, with the help of Denise's former sister-in-law, he will teach this unfeeling woman a lesson and force her, unknowingly,to contribute to Philippe's welfare.
The Saint reads in a newspaper that wealthy businessman Marvin Chase was badly burnt in a car crash that killed his young assistant Bertram Tamblin. Nora Prescott, a friend of the Saint,works for Chase and is perplexed when he asks her to sell off some of his business interests. She approaches the Saint for his help but is murdered before she can explain further.The Saint assists the police investigating the murder and is surprised that Chase's head and hands are always bandaged. Chase's daughter Ellen confides in the Saint that there was something highly suspicious ...
Chief Inspector Teal is investigating a spate of burglaries which seem to be linked by the presence of a criminal known as the High Fence, who uses the Cosy Corner cafe as his rendezvous. The Saint gets an actress friend, Gaby, to take a job as a waitress at the cafe to keep surveillance on its customers. At the same time Mr. Teal is singularly unimpressed by the performance of Inspector Pryor, who has allowed a suspect to die in custody and to whom the Saint adopts a very disparaging attitude.