Terence Hill (They Call Me Trinity) stars as Don Matteo, a thoroughly ordinary Catholic priest with an extraordinary ability to read people and solve crimes.
Ep. 1 - When an esteemed author dies after an assault, the prime suspect is a young author she had worked with. Ep. 2 - The bank director has disappeared along with his customers' money, and a popular fortune-teller has been killed.
Ep. 3 - A young woman has been found mortally injured in a theater dressing room during a piano concert. Ep. 4 - A valuable painting has been stolen, and suspicions fall on its young owner.
Ep. 5 - Don Matteo investigates after a famous puzzle maker is found dead. Ep. 6 - Don Matteo investigates the case of human remains found in a lake, and a missing gardener.
Ep. 7 - Don Matteo finds new evidence in the case of a jewelry store owner charged with negligent homicide. Ep. 8 - The Marshal accidentally runs over a boy and starts visiting the hospital every day to amuse him, Patch Adams style.
Ep. 9 - A famous lawyer is found dead in the woods, and the victim's secretary turns to Don Matteo for help. Ep. 10 - Natalina and the Captain Anceschi are kidnapped from a gambling hall.
Ep. 11 - Don Matteo's friend arrives in Gubbio and is soon implicated in a murder. Ep. 12 - The director of a well-known pottery company is found dead at the bottom of a slope.
Ep. 13 - During preparation for the Debutante Balls, one of the dressmakers is killed. Ep. 14 - Don Matteo investigates after traces of arsenic are found in a local company's bottled water.
Ep. 15 - Don Matteo finds a baby near-death in the hall of an old building. Ep. 16 - Don Matteo investigates after the owner of a building company is assaulted.
Ep. 17 - Captain Anceschi has amnesia, and Don Matteo and the Marshal try to help him regain his memory. Ep. 18 - The marriage between two young Gubbio residents is interrupted by the mysterious death of the bride's aunt.
Ep. 19 - Don Matteo investigates after a talented young dancer is run over on her motorbike. Ep. 20 - Don Matteo investigates the murder of the owner of a prestigious riding school.