Couple more:
Lawrence of Arabia - Lawrence blows up a train
Dr. Zhivago - Doc and family are placed on a refugee train. Doc stumbles upon armored Bolshevik train
Wallace and Grommit: The Wrong Trousers - Wallace has a model train running through his house. Grommit chases thieving penguin on model train using the bottomless box of track.
Northwest Passage (a.k.a. Flame over India) - The British rescue a young price by train as rebels give chase
Cassandra Crossing - Passengers exposed to a deadly virus are sealed inside a train and sent to their eventual doom
Who Framed Roger Rabbit? - Evildoers plot the demise of the Pacific Electric line in favor superhighways and rapidly prepared food
Rusty