Belphegor, or The Phantom of the Louvre (1965)

French adaptations of the stories by Agatha Christie.

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.

England, 1925. At a lavish country house party, a practical joke appears to have gone horribly, murderously wrong. It will be up to the unlikeliest of sleuths—the fizzingly inquisitive Lady Eileen 'Bundle' Brent—to unravel a chilling plot that will change her life, cracking wide open the country house mystery.

Strange things are happening at an English boarding school called House of Anubis. Popular student Joy goes missing, the school's cranky caretaker has a creepy stuffed crow and the school's attic may be haunted. When recent American transplant Nina gets thrust into the school during this time, she decides to investigate along with her new friend, Fabian, and housemates.

On the Caribbean island of Martinique, in the middle of the tropics, several mysterious murders occur. Now it is up to the two investigators Mélissa Sainte-Rose and Gaëlle Crivelli to solve the case - even if the two women have very different views of law.

In the fictional town of Neptune, California, student Veronica Mars progresses from high school to college while moonlighting as a private investigator under the tutelage of her detective father.

Raised in a secret facility built for experimenting on children, Jarod is a genius who can master any profession and become anyone he has to be. When he realizes as an adult that he's actually a prisoner and his captors are not as benevolent as he's been told, he breaks out. While trying to find his real identity, Jarod helps those he encounters and tries to avoid the woman sent to retrieve him.

Jack Frost is a gritty, dogged and unconventional detective with sympathy for the underdog and an instinct for moral justice who attracts trouble like a magnet. Despite some animosity with his superintendent, Norman “Horn-rimmed Harry” Mullett, Frost and his ever-changing roster of assistants manage to solve cases via his clever mind, good heart, and cool touch.

A self-proclaimed "pesky atheist" is encouraged to help strangers by someone claiming to be God who friends him on Facebook.

A skeptic is forced to work with a firm believer of the paranormal on unexplained occurrences in Los Angeles.