Wikipedia
Runaway! (1973 film)
Runaway!, also known as The Runaway Train, is a 1973 film made for ABC television directed by David Lowell Rich. It is an action thriller involving skiers trapped on a runaway train speeding down a mountain. The film was produced by Universal.
The Denver & Rio Grande Western's Ski Train equipment and Rio Grande locomotives were utilized in the filming. The Ski Train served the Winter Park, Colorado ski resort area west of Denver, Colorado. Rio Grande locomotives were re-lettered for fictional Sierra Pacific.