A Bargain with Chance (1915)

Ronnie Jackson is a lowly baby photographer who secretly fantasizes about being a private detective. When a lovely baroness actually mistakes him for one and asks him to help locate her missing husband, Baron Montay, Ronnie finds himself agreeing. Several days later he is on death row whiling away the hours until his execution by recounting to a group of reporters the bizarre tale of how he ended up there.

Jane Marple solves the mystery when a local woman is poisoned and a visiting movie star seems to have been the intended victim.

After being run out of Las Vegas, reporter Carl Kolchak heads for Seattle and another reporting job with the local paper. It's not long before he’s on the trail of another string of bizarre murders. It seems that every 21 years, for the past century, a killer murders a certain number of people, drains them of their blood, and then disappears into the night. Kolchak is on his trail, but can he stop him?

Travelling on the 4.50 from Paddington, Mrs McGillicuddy witnesses a murder on a passing train - but where is the body?

Nancy Drew, a smart high schooler with a penchant for keen observation and deduction, stumbles upon the haunting of a local home. A bit of an outsider struggling to fit into her new surroundings, Nancy and her pals set out to solve the mystery, make new friends, and establish their place in the community

The younger brother of an assassinated US President is led down a rabbit hole of conspiracies and dead ends after learning of a man claiming to be the real shooter.

After his son is wrongly accused of kidnapping, a deacon who has just lost his wife takes matters into his own hands and fights a crooked police gang to clear him.

During a murder hunt game at a country house, to which Hercule Poirot is invited as an "expert", a real murder occurs.

In Acapulco, Hercule Poirot attends a dinner party in which one of the guests clutches his throat and suddenly dies. The causes seem to be natural until another party with most of the same guests produces another corpse.

Archaeologist Emma Fielding is hired to consult on the acquisition of a castle-like estate that local legend states is cursed. But she finds herself in the middle of a murder case after discovering the body of the archaeologist she was hired to shadow in a secret chamber in the bowels of the huge building. Assisted by her friend, FBI special agent Jim Conner, Fielding must sift through clues and a long list of suspects, each of whom has their own reason for wanting the man dead, to determine who is the killer.