CIA agent Harry Wargrave is sent to aid Gen. Marenkov, a senior Russian official, who is defecting to the west. Wargrave decides they should travel to safety on a train across Europe, the "Atlantic Express". During the journey they must survive attacks by terrorists and an avalanche, all planned by Russian spy-catcher Nikolai Bunin.
When awkward teen Ronald Wilby accidentally kills a young girl whose sister rejected his affections, his overbearing mother decides to hide him from the law by creating a concealed room in their home for him to live.
A dirty corrections officer gets involved in a murder plot involving one of the inmates.