The brother of the vicar of the village where Father Brown has his parish church is a cad and a wastrel. When he's found near the church tower with his head smashed by a very small hammer, the local blacksmith is the first suspect, but it's his wife who confesses the murder!

A radioactive girl is missing and only Father Brown can find the one responsible for her disappearance.

At a fête to raise funds for a Polish school unpleasant mayor William Knight is electrocuted by a microphone. Valentine arrests his long suffering wife Eleanor after a screwdriver is found in her handbag but there are plenty of other suspects, including his young daughter and the secretary he sacked after their affair was discovered, whilst he was also accused of bribery and corruption. As Father Brown solves the mystery a magician at the fête turns out to be the husband,presumed dead, of his housekeeper Mrs McCarthy, who walked out on her decades earlier. Now dying he wants to return to her but she refuses him.

Wearing only a hospital gown Felix Underwood returns to the village and says 'Murder' before collapsing, apparently dead. At his funeral however the 'corpse' comes back to life but with a loss of memory. He was a patient at Danvers Retreat, a psychiatric hospital for service personnel, which Father Brown visits, along with new Inspector Sullivan, discovering a body hidden in a well. Father Brown gets himself admitted to Danvers Retreat in order to get close to a young woman who supplies clues in biblical texts and to solve both the murder and the mystery surrounding young patient Jeremy.

The father is laid up with a broken leg, strait-laced young Father Roland standing in for him. When unpopular village gossip Mrs Bunyon is killed after a row at a cake baking contest Mrs McCarthy and Lady Felicia gather evidence for Father Brown to unmask the murderer - who has also killed MRs Bunyon's baking rival Vera Thimble. Many years earlier both women gave evidence which led to the hanging of a man accused of murdering a young child. Father Brown draws the connection and tries to save a third witness from becoming the next victim.

When the circus comes to the village newly wealthy clown Reggie Smythe reminds waitress Laura Hope, engaged to young Nicholas, that she once promised to marry either him or circus hypnotist Arthur Welkin, whichever made his fortune first. Laura is quick to point out that she was only joking, but then Reggie is found stabbed to death after being threatened by Arthur Welkin--though Welkin has an alibi. Laura amazes everybody by agreeing to marry the hypnotist, so Father Brown announces that he will conduct the ceremony - and so uncover the truth.

As the village cricket team prepares for its annual match against rivals Hambleston Indian doctor Chandraty steps in as its captain to the annoyance of bigoted club secretary Peter Wallander, who also suspects that loutish Vince Lennon, the team's star bowler and adopted son of academic Jane Milton is having an affair with his young wife . Lennon is murdered and turns out to have been blackmailing several of the villagers whilst an ancient law states that the team's defeat could lead to the new squire of Hambleston, parvenu Max Scullion, acquiring the cricket ground for sale to property developers. For Father Brown and Lady Felicia there is a double task - to solve the murder and save the cricket pitch.

Marooned in the country Father Brown, Lady Felicia and Mrs McCarthy come across the Hotel Cuba where the exotic Madame Chania is organizing a weekend of hedonism for three wealthy playboys. Two prostitutes are expected but one is found dead and soon the guests are being murdered. Madame Chania would seem to be responsible but Father Brown uncovers a case of hidden identity and exposes a murderer who kills purely for the pleasure of it.

Father Brown visits student Jacob Francis at the family home as Lady Felicia is worried about him. Jacob's father died a year earlier, a presumed suicide, but Jacob is sure that he was murdered and has built a time machine in which he claims he can travel back to prove the case. His other relatives are cynical though his vision of the near future seems to be accurate. But when Jacob also dies Father Brown suspects that his theory was correct and tries out the time machine for himself.

A mysterious visitor to the confession box informs Father Brown that choleric Bishop Talbot will be murdered so Father Brown joins Talbot at a shooting party where a shot is indeed fired though the victim is the seemingly innocent Albert Davies. The bishop had argued with actor Peter Redhill over his divorce and there is certainly intrigue among Redhill and his fellow players whilst the bishop seems to inexplicably own a large collection of banned plays. In his investigation the father finds that the play's the thing and also uncovers a bizarre pact.

Father Brown is stunned to learn Inspector Sullivan is wanted for murder.

Sid is engaged with an heiress arrested for her father's murder.

Father Brown must help Flambeau in stealing the Pope's gift to the Queen.

Airman Ned LeBroc returns after eight years away, allegedly as a spy, only to discover his wife Meg, assuming he was dead, is marrying his brother Geoffrey. Daughter Millie is pleased to see him, unlike his wing commander father, who regards him as a deserter and coward. When Ned is shot dead Mallory arrests Meg but a card found in Ned's possession leads Father Brown to an unusual club which reveals Ned's secret life and the circumstances of his death.

After young baker Alexander Moore dies in an accident, his corpse is stolen from the graveyard and discovered on the premises of undertaker Peter Blackstone, father of Alexander's secret girlfriend Catherine, who is in a feud with his mother Ruth, though he denies taking it. Father Brown realizes that Alexander had faked his own death but that something went wrong. In establishing how and why he uncovers a family secret dating back many years.

Father Brown concerns himself with the case of a murdered member of a pagan community.

Father Brown tries to solve the murder of an authoress with the help of a book she has written.

Father Brown finds himself blamed for the murder after an old foe tells him that she has arranged the death of her former lover.

When Mrs McCarthy takes over the running of the mobile library, Father Brown discovers a shocking secret.

When radio quiz Up To You comes to Kembleford, Father Brown suspects that one of the cast are responsible for their landlady's murder.

Father Brown investigates the murder of a Colonial Postal Service officer when the fair comes to Kembleford.

Father Brown suspects an ulterior motive is at play when his old adversary Flambeau is incarcerated for murder.

Father Brown attempts to overturn a miscarriage of justice while rehearsing for the Kembleford Christmas pantomime.

The prospective closure of the local railway station leads to a fund raising event to save it, at which the station master Ben Webb is found murdered. Chief suspect is Deepak Chatterjee, the man in charge of rail closure, but he reveals a secret about Ben which allows Father Brown to unmask the real killer, in addition to acting as an impromptu midwife.

Lady Felicia returns from Africa, having split from her lover Benedict Northam and is told by MI5 agent Daniel Whittaker that he is a Soviet spy, blackmailing her into preventing Northam from handing over vital documents to the Russians at an arts fund raiser. Father Brown notices her unease and follows her, coming to her aid when she is accused of murder.

Forced to reapply for his job Mallory is attending a local bowls tournament when Scotland Yard Commander Alec Frobisher, a former Nazi hunter is garroted. Replaced by the arrogant DI Ironside Mallory, for once, is grateful to Father Brown for helping him solve what proves to be a double murder.

Locals led by Hermione Harvey protest when brash American Raylan Reeve opens a golf club in the village and he receives death threats. During a golf tournament he is murdered but there is another corpse, that of a man Reeve's daughter Tamara clearly recognizes. Father Brown uncovers a shocking secret in the Reeve family to link the two murders.

A disliked bell ringer is found murdered in the belfry.

When Father Brown and Mallory go missing, it is up to the gang to save them from a man hellbent on revenge.

When Mallory's pursuit of a fugitive ends in disaster, a familiar face returns to hunt the culprit.

Suspicions are aroused when the holiest house in Kembleford is linked to the death of a wanton woman.

A troupe of radical Anarchists come to Kebleford to do a outdoor play in a field at a local farm and start getting murdered off one by one.

A mysterious saboteur tries to stop Kembleford winning the Three Counties choir competition.

Father Brown races to save Bunty from the hangman's noose when she is tried for murder.

Father Brown investigates a murder at an outdoor Jester Festival.

Flambeau seeks Father Brown's help to get rid of an unwanted rival.

Mrs McCarthy strikes it lucky at the church bingo with the help of a Romani fortune teller.

A gossip columnist is murdered after threatening to expose the secrets of a fashion house.

Father Brown finds his position under threat when he clashes with an influential new parishioner.

Father Brown discovers that a murderer is using Kembleford's new model village to plan their attacks. He also needs to find a new secretary following Mrs McCarthy's departure.

Lady Felicia's impromptu visit coincides with Father Brown helping out a friend at an exclusive gentlemen's club.

A celebrity florist brings glamour and murder to Kembleford.

Father Brown's past collides with the present when he investigates a missing person, a murder and a mythical wild cat.

The visit of Princess Margaret to Kembleford is jeopardised when a school janitor is found murdered. Can Father Brown save the royal visit from being cancelled?

Father Brown discovers there's more drama offstage than on in the latest production by the Kembleford Players.

Rock 'n' roll reaches Kembleford when a group of bikers cause outrage and excitement in equal measure.