Seven Keys to Baldpate

During WWII several murders occur at a convalescent home where Dr. Watson has volunteered his services. He summons Holmes for help and the master detective proceeds to solve the crime from a long list of suspects including the owners of the home, the staff and the patients recovering there.

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

At the insistence of Ruth Van Rydock, an old schoolfriend who is convinced that there is something wrong, Miss Marple agrees to visit 'Stonygates', the country house of Ruth's sister.

Federal agent Alexandra Barnes believes that Catherine Petersen is a serial killer who marries rich men and then murders them for their money. But since Catherine is seemingly a master of disguise and has multiple identities, Alexandra can't prove anything with conventional detective work. With no other option, she goes undercover, pursuing the same man as Catherine, and hoping that Catherine will slip up and reveal her true identity.

When a nobleman is threatened by a family curse on his newly inherited estate, detective Sherlock Holmes is hired to investigate.

A crooked politician finds himself being accused of murder by a gangster from whom he refused help during a re-election campaign.

A group of Nobel laureates descends on Stockholm to accept their awards. Among them is American novelist Andrew Craig, a former literary luminary now writing pulp detective stories to earn a living. Craig, who is infamous for his drinking and womanizing, formulates a wild theory that physics prize winner Dr. Max Stratman has been replaced by an impostor, embroiling Craig and his chaperone in a Cold War kidnapping plot.

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.

A murderer is brought to court and only Miss Marple is unconvinced of his guilt. Once again she begins her own investigation.

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

A murder investigation is reignited in a house that is considered haunted by the Lawrenceton locals and where years ago Aurora and Sally, as teenagers, discovered a body.

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.