Agatha (1979)

Two strangers are drawn together under incredible circumstances. What starts as an unforeseen encounter over a long holiday weekend soon becomes a second chance love story.

The wife of an American doctor suddenly vanishes in Paris. To find her, he navigates a puzzling web of language, locale, laissez-faire cops, triplicate-form filling bureaucrats and a defiant, mysterious waif who knows more than she tells.

In 1935, when his train is stopped by deep snow, detective Hercule Poirot is called on to solve a murder that occurred in his car the night before.

Porter Wren is a Manhattan tabloid writer with an appetite for scandal. On the beat he sells murder, tragedy, and anything that passes for the truth. At home, he is a dedicated husband and father. But when Caroline, a seductive stranger asks him to dig into the unsolved murder of her filmmaker husband Simon, he is drawn into a very nasty case of sexual obsession and blackmail--one that threatens his job, his marriage, and his life.

In 1930s England, a group of pretentious rich and famous gather together for a weekend of relaxation at a hunting resort. But when a murder occurs, each one of these interesting characters becomes a suspect.

Nancy becomes increasingly convinced she was kidnapped as a child. When she meets a couple whose daughter went missing thirty years ago, reasonable doubts give way to willful belief.

After freeing a young Bedouin girl from her unjust imprisonment in Jerusalem, an Australian adventuress, together with her devoted police detective friend, begins to unravel a decade-old mystery concerning priceless emeralds, an ancient curse and the disappearance of the girl's mother and massacre of her tribe.

Raimund Gregorius, having saved a beautiful Portuguese woman from leaping to her death, stumbles upon a mesmerizing book by a Portuguese author, which compels him to suddenly abandon the boring life he has led for years and to embark on an enthralling adventure. In search of the author, Gregorius acts as detective, pulling together pieces of a puzzle that involves political and emotional intrigue and the highest possible stakes. His voyage is one that transcends time and space, delving into the realms of history, medicine and love, all in search of true meaning to his life.

Claire Gregory, an upper class New York personality, witnesses a murder in a luxurious nightclub. Detective Mike Keegan, recently promoted, is assigned to protect her.

On the eve of World War II, zany heiress Amanda Kelly travels by train to Switzerland. While passing through Germany, she meets a sweet elderly lady, who suddenly vanishes. Distraught, she questions her fellow passengers who claim that the woman was never there. Unsure if it's all in her mind or if there's a more sinister plot afoot, Amanda teams up with photographer Robert Condon to discover the truth.