Murder, She Wrote: South by Southwest

On a train headed for England a group of travelers is delayed by an avalanche. Holed up in a hotel in a fictional European country, young Iris befriends elderly Miss Froy. When the train resumes, Iris suffers a bout of unconsciousness and wakes to find the old woman has disappeared. The other passengers ominously deny Miss Froy ever existed, so Iris begins to investigate with another traveler and, as the pair sleuth, romantic sparks fly.

TGV, la réussite française

U.S. Marshall John Kruger erases the identities of people enrolled in the Witness Protection Program. His current assignment is to protect Lee Cullen, who's uncovered evidence that the weapons manufacturer she works for has been selling to terrorist groups. When Kruger discovers that there's a corrupt agent within the program, he must guard his own life while trying to protect Lee's.

The plot of Marine Express can be described in two parts. The first part focuses on the people boarding the train and the problems they encounter on it. The second part takes place after the train has stopped at its half-way point, an island that used to be home to an ancient civilization millennia ago and has its fair share of secrets.

When the daughter of a psychiatrist is kidnapped, he is horrified to discover that the abductors' demand is that he break through to a young woman, suffering from PTSD, who knows a secret six digit code number.

Trapped in a London subway station, a woman who's being pursued by a potential attacker heads into the unknown labyrinth of tunnels beneath the city's streets

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.

After Regina Lampert falls for the dashing Peter Joshua on a skiing holiday in the French Alps, she discovers upon her return to Paris that her husband has been murdered. Soon, she and Peter are giving chase to three of her late husband's World War II cronies, Tex, Scobie and Gideon, who are after a quarter of a million dollars the quartet stole while behind enemy lines.

At the height of the frontier era, a train races through the Rocky Mountains on a classified mission to a remote army post. But one by one the passengers are being murdered, and their only hope is the mysterious John Deakin, who's being transported to face trial for murder.

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.

Agatha Christie's classic whodunit speeds into the twenty-first century. World-famous sleuth Hercule Poirot has just finished a case in Istanbul and is returning home to London onboard the luxurious Orient Express. But, the train comes to a sudden halt when a rock slide blocks the tracks ahead. And all the thrills of riding the famous train come to a halt when a man discovered dead in his compartment, stabbed nine times. The train is stranded. No one has gotten on or gotten off. That can only mean one thing: the killer is onboard, and it is up to Hercule Poirot to find him.

A TransSiberian train journey from China to Moscow becomes a thrilling chase of deception and murder when an American couple encounters a mysterious pair of fellow travelers.

Several people start receiving voice-mails from their future selves -- messages which include the date, time, and some of the details of their deaths.

Six people travel by train overnight from Marseilles to Paris. When the train arrives at its destination, one of the passengers, a girl, is found dead in a sleeping berth. The police led by Inspector Grazzi investigate the other five passengers, suspecting that one of them was responsible. However, as the investigation is stepped up, the other passengers start turning up dead. It is then up to the last remaining two to solve the case, before they become the next victims.

Divorcee learns from the FBI that her husband has mafia connections and put a contract on her life. She gets into the witness protection program and falls in love with the agent who protects her.

A murder witness can't convince the police that the killer lives in the apartment across the courtyard from him, and he realizes he is the sniper's next victim.

After a tragic accident kills her parents, Liza, unable to walk, spends her days terrorizing vloggers. When she witnesses a murder online, the police dismisses it as a hoax, and it's up to Liza to find the killer.

On a train journey, Saki meets Mrs De Ropp, an oppressive aunt and guardian to an unruly brood. Inspired by the meeting, he imagines a tale of repressed children who find solace in their childish wonder, and are saved by their imagination.

An L.A. District Attorney attempts to take an unwilling murder witness back to the United States to testify against a top-level mob boss. Frantically attempting to escape two deadly hitmen sent to silence her, they board a Vancouver-bound train only to discover that the killers are onboard with them. For the next 20 hours, as the train hurls through the beautiful but isolated Canadian wilderness, a deadly game of cat and mouse ensues in which their ability to tell friend from foe is a matter of life and death.

Frank Johnson, a sole witness to a gangland murder, goes into hiding and is trailed by Police Inspector Ferris, on the theory that Frank is trying to escape from possible retaliation. Frank's wife, Eleanor, suspects he is actually running away from their unsuccessful marriage. Aided by a newspaperman, Danny Leggett, Eleanor sets out to locate her husband. The killer is also looking for him, and keeps close tabs on Eleanor.