Murder Ahoy (1964)

Emily Boynton, the stepmother to three children, blackmails the family lawyer into destroying a second will of her late husband that would have freed the children from her dominating influence. She takes herself, the children, and her daughter-in-law on holiday to Europe and the Holy Land. At a dig, Emily is found dead and Hercule Poirot investigates.

Mysterious Orfamay Quest hires Los Angeles private investigator Philip Marlowe to find her missing brother. Though the job seems simple enough, it leads Marlowe into the underbelly of the city, turning up leads who are murdered with ice picks, exotic dancers, blackmailed television stars, and self-preserving gangsters. Soon, Marlowe's life is on the line right along with his case.

Travis, a jaded detective, arrives in the remote outback town of Limbo to investigate the cold case murder of local Indigenous girl Charlotte Hayes 20 years ago. As truths about the murder begin to unfold, the detective gains a new insight into the unsolved case.

There is a new criminal mastermind at large (Professor Moriarty) and not only is he Holmes’ intellectual equal, but his capacity for evil and lack of conscience may give him an advantage over the detective.

Daryl Zero is a private investigator and—along with his assistant, Steve Arlo—he solves impossible crimes and puzzles. Although Daryl's a master investigator, he doesn't know what to do with himself when he's not working; he has no social skills, writes bad music and drives Steve crazy.

Two strangers strike up a conversation on a long journey. However, neither is who they appear to be, each carry secrets that threaten to ruin them — and in the background, one of the nation's largest police operations is closing in.

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

A police detective falls in love with the woman whose murder he's investigating.

A shy San Francisco librarian and a bumbling cop fall in love as they solve a crime involving albinos, dwarves, and the Catholic Church.

1934. Private detective Miranda Green investigates a murder perpetrated in the British Embassy in Cairo, where a top secret document was stolen, risking to jeopardize both Buckingham Palace and the peace of the world. All those present in this closed place are suspected: the American photographer, the English student, the American actress, the Egyptian security guard, the ambassador interpreter, the Egyptian gardener and - why not? — the Ambassador himself. But who would have expected that a small group of Nazis would be behind a plot, risking to jeopardize both Buckingham Palace and the peace of the world?