Avalanche Express (1979)

Director: Mark Robson
Cast: Claudio Cassinelli, Horst Buchholz, Joe Namath, Lee Marvin, Linda Evans, Maximilian Schell, Mike Connors, Robert Shaw

Synopsis:

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.