As the train pulls up to the station at the beginning of the film the clang of the bell on the train corresponds to the engineer pulling the lanyard to swing the bell except for the last clang, the lanyard is not pulled.
As Wally and Candy arrive at the orphanage, Curly can be seen running down the steps to approach their car. He looks as if he's helping to open the door, directly in front of Candy. However in the next shot Curly's seen running in from the left to introduce himself to Candy.
When Wally, Candy, and Homer leave St. Cloud's for the first time, Candy is lying down in the back seat. When they drive down the dirt road, she is sitting up. In the next shot, she is lying down again.