A movie is about: a train passes through a small town, the aliens inside escape, strange events continue to occur in the town, and the protagonist is a little boy.

2011 American movie "Super 8"

Plot:

In the summer of 1979, a group of teenagers lived in a small town in Ohio. They love movies. One day, in order to complete the movie they shot, they took a super 8mm camera to shoot near the train station and witnessed a tragic train crash. They discovered that their school's biology teacher hit the train with a car. , thus leading to this disaster. When they saw the troops coming, they immediately left the scene. However, life in the small town began to become unusual. First, intermittent power outages occurred in the town, and then the dogs in the town fled. As electrical appliances and town residents continued to disappear, the town deputy police chief (the father of the male protagonist, the little boy) began to feel that this was something unusual. Train crash.