Faced with the prospect of travelling in second class Lady Felicia is delighted to run into opera legend Dame Bianca Norman who invites her and Mrs McCarthy away from the riff-raff into her private pullman carriage.
Much to the disapproval of Mrs McCarthy, Father Brown attempts to support newly-single mother Nell Winford - but is unable to find her anywhere to stay.
A new musical director for the bell-ringers of St. Mary's leads to discord, disharmony and the blood-curdling sound of murder. Jamie Cheeseman arrives from London ready to modernize the musical offerings of St Mary's.
The unexplained death of an unidentified man in St Mary's graveyard calls for investigation, but both Father Brown and Inspector Mallory have disappeared without a trace.
Father Brown accidentally attends a séance at the house of Professor Robert Wiseman who is showcasing the power of a magical artifact - a bone whistle - which is on sale to the highest bidder.
When Lady Felicia's home comes under threat, Father Brown is forced to seek help from an unlikely ally. Lady Felicia is back to raise funds following a dreadful mining accident and is reluctantly selling a beloved necklace.
Tensions rise to deadly levels when a performance troupe of anarchists arrive in Kembleford. An anarchist troupe are performing at Clegg Farm intent on starting a revolution. Mrs McCarthy is not impressed, but Bunty is inspired.
The Kembleford Ramblers' annual outing takes a tragic turn when the local Lord is found strangled. In the name of community togetherness Inspector Mallory and Sergeant Goodfellow are joining some local ramblers.
The mystery of why a window cleaner is found dead next to a sports car he doesn't own leaves Jane with questions for a property entrepreneur she suspects is hiding something.
When the patriarch of the local aristocratic family is found stabbed to death, Jane and Davey investigate and find themselves revisiting an embarrassing chapter of their teenage romance.
When a treasure hunter is found dead in his own home, Jane wonders whether one of his colleagues wanted the loot for themselves, while the locals fear it was something more supernatural...
Jane's fear of heights is put to the test when she and Davey investigate a skydiving accident and discover that someone has tampered with the parachute.
To explain the sudden death of a reclusive woman at a remote address near Lighthaven, Jane must first solve the mysterious disappearance of a notorious, aristocratic playboy from decades before.
A man is found dead in a shipwrecked container on the beach. Davey is convinced it was an unfortunate accident, but Jane fears darker forces might be responsible.
Lighthaven's Pirate Festival provides the perfect cover for a robbery, leaving Davey giving chase while Jane tries to discover why a faceless man has washed up on the beach.