Nelson Mashita

A hideously scarred and mentally unstable scientist seeks revenge against the crooks who made him like that. (imdb)

Eve is a robot, modelled on "her" creator. Eve's armoury includes a nuclear bomb, which for unexplained reasons is on-board during Eve's testing. When things go wrong during the tests, Eve is lost in the big city. Enter the rescue team, which includes the real (human) Eve. They must find and disarm her before she goes "bang"... (imdb)

Jessica Fletcher is on a train headed for El Paso. She shares a table in the dining car with a woman who subsequently vanishes, leaving her purse on the table. Then a message is announced for the woman and Jessica accepts it. This leads to an attack in her compartment and a demand for 'it'. She has no idea what 'it' is and is rescued by a man claiming to be a journalist. The plot thickens. (imdb)