Gas, Inspector Palmu!

A TV reporter is murdered when he is eavesdropping on a secret Finnish-Soviet conference. The National Broadcasting Corporation enlists the help of police lieutenant Palmu, who comes out of retirement for this case. However, some have their doubts about the loyalities of Palmu, seeing that he was spotted in a diplomatic soiree in Moscow just a few weeks before the murder.

Nick and Nora Charles investigate when Nora's cousin reports her disreputable husband is missing, and find themselves in a mystery involving the shady owners of a popular nightclub, a singer and her dark brother, the cousin's forsaken true love, and Nora's bombastic and controlling aunt.

When renowned crime novelist Harlan Thrombey is found dead at his estate just after his 85th birthday, the inquisitive and debonair Detective Benoit Blanc is mysteriously enlisted to investigate. From Harlan's dysfunctional family to his devoted staff, Blanc sifts through a web of red herrings and self-serving lies to uncover the truth behind Harlan's untimely death.

Lionel Twain invites the world's five greatest detectives to a 'dinner and murder'. Included are a blind butler, a deaf-mute maid, screams, spinning rooms, secret passages, false identities and more plot turns and twists than are decently allowed.

Miss Marple believes she's seen a murder in a passing-by train, yet when the police find no evidence she decides to investigate it on her own.

Miss Marple and Mr. Stringer are witnesses to the death by heart attack of elderly, rich Mr. Enderby. Yet they have their doubts about what happened. The police don't believe them, thus leading Miss Marple to yet again investigate by herself.

Tenacious homicide detective Cassie Mayweather and her still-green partner are working a murder case, attempting to profile two malevolently brilliant young men: cold, calculating killers whose dark secrets might explain their crimes.

A man's body is found on Tähtitorninmäki in Helsinki. Palmu starts to investigate the case, but the scandalous newspaper story causes problems for the police.

Dr. Aitamaa is spending holiday with his family at their summer villa. He accidentally reads a letter that was meant to his wife. The letter is from another man. Aitamaa follows his wife to the city and finds out that she has a lover. Later the wife is found killed and Aitamaa becomes the prime suspect.

Inspector Puosu investigates the murder of smuggler Nelly with journalist Harn. Doubts are directed at wholesaler Antti Rajapalo, whose innocence is believed only by Rajapalo's secretary Ane Arvila.

Vacationing in a small town, a frantic Daniel Corban shows up at the local police station, declaring that his wife has disappeared. Corban imperiously demands that the easygoing police inspector drop everything and find his missing spouse. Within a few days, a woman claiming to be his wife shows up, but Corban insists that he's never met the woman before.

Actress Jane Wilkinson wants a divorce, but her husband, Lord Edgware, refuses. She convinces Hercule Poirot to use his famed tact and logic to make her case. Lord Edgware turns up murdered, a well-placed knife wound at the base of his neck. It will take the precise Poirot to sort out the lies from the alibis - and find the criminal before another victim dies.

A closed room mystery begins when an infamous tycoon is found dead in his bath tub. The famous police lieutenant Palmu is summoned to investigate.

The S/S Vellamo heads to Alexandria with Kaarina, the daughter of the ship's owner Hallerman, on board. As Kaarina trades places with the family's housekeeper Marja, first mate Yrjö takes a liking to Marja whom he believes to be miss Hallerman. Meanwhile Kaarina, pretending to be a member of the cleaning staff, starts getting close with lower ranking officer Kalle Aaltonen.

The peacefulness of the Midsomer community is shattered by violent crimes, suspects are placed under suspicion, and it is up to a veteran DCI and his young sergeant to calmly and diligently eliminate the innocent and ruthlessly pursue the guilty.

A brilliant but idiosyncratic British detective and his resourceful local team solve baffling murder mysteries on the fictional Caribbean island of Saint-Marie.

From England to Egypt, accompanied by his elegant and trustworthy sidekicks, the intelligent yet eccentrically-refined Belgian detective Hercule Poirot pits his wits against a collection of first class deceptions.

The Philadelphia homicide squad's lone female detective finds her calling when she is assigned cases that have never been solved. Detective Lilly Rush combines her natural instincts with the updated technology available today to bring about justice for all the victims she can.

Father Brown is based on G. K. Chesterton's detective stories about a Catholic priest who doubles as an amateur detective in order to try and solve mysteries.

A sharp detective with a messy life, DCI Vera Stanhope patrols her “patch” of northeast England, pursuing the truth in cases of murder, kidnapping, and blackmail. Vera is obsessive about her work and faces the world with caustic wit, guile and courage.

After a serial killer imitates the plots of his novels, successful mystery novelist Richard "Rick" Castle receives permission from the Mayor of New York City to tag along with an NYPD homicide investigation team for research purposes.

Two police officers, the older Lt. Stone and the young upstart Inspector Keller, investigate murders and other serious crimes in San Francisco. Stone would become a second father to Keller as he learned the rigors and procedures of detective work.

Inspector Morse is a detective drama based on Colin Dexter's series of Chief Inspector Morse novels. The series starred John Thaw as Chief Inspector Morse and Kevin Whately as Sergeant Lewis, as well as a large cast of notable actors and actresses.

A Victorian-era Toronto detective uses then-cutting edge forensic techniques to solve crimes, with the assistance of a female coroner who is also struggling for recognition in the face of tradition, based on the books by Maureen Jennings.

When Sofia Karppi, a detective in her 30's who is trying to get over her husband's death, discovers the body of a young woman on a construction site, she triggers a chain of events that threatens to destroy her life again.

Two detectives, DCI McDonald and DS Dodds, who seemingly have nothing in common, are thrown together and forge a rumbustious friendship and entertaining partnership.

A hotel manager of the brand-new Hotel Helsinki, is found dead one day before the opening festivities, leaving behind him a suicide note.

With her son grown up, single mom Pearl Nolan decides to pursue her lifelong dream and launches a private detective agency, which she runs from her family's restaurant in the coastal town of Whitstable. Drawn by her caring nature, locals soon flock to her with all manner of cases. But when an old friend dies suspiciously, Pearl finds herself in conflict with gruff new cop in town, DCI Mike McGuire.

Helsinki in the summer is shown differently through the eyes of the homicide unit detectives, Timo Harjunpää and Onerva Nykänen; painting a picture of the city where people are not safe in the streets or not even in their own homes. In the midst of the hard crimes it is impossible not to feel the constant worry about your own family while being afraid of losing touch with your children.