"Miss Jean Louise, stand up. Your father's passin'," as mentioned on the Tear Jerker page.
"Thank you, Arthur. Thank you for my children."
For his performance as Atticus, Harper Lee gave Gregory Peck a pocket watch that belonged to her father, the man Atticus was based on. When Peck accepted his Best Actor award, he was wearing the watch.
For added points, the watch was stolen from Peck's bag at a train station one day, and he was so ashamed that for years he didn't admit it to Lee. When she finally did find out, however, she didn't make a big deal of it because: "It's just a watch."
Jem refusing to leave his father even when Atticus tells him to during the scene outside the jail, and, rather than rebuke him for it afterward, Atticus goes with an Affectionate Gesture to the Head as they leave.
Mary Badham, who played Scout in the film, kept in contact with Gregory Peck after the filming ended. She would always call him "Atticus".
The scene added for the film where Scout and Jem discuss their memories of their mother, as Atticus silently listens.
The Sheriff lying to protect Arthur Radley and saying how he did the town a big service.
Bob Ewell's death. He was murdered to prevent him from killing children, and Mayella Ewell can be free from his influence.
"He would be there all night, and he would be there when Jem waked up in the morning."
This troper's heart was warmed when Scout, following Jem's injuries towards the end of the book, hovered around the adults repeatedly asking if Jem was dead, with no other questions or comments, and she was not satisfied until she got to see him for herself.
While the jury was out, Scout remembered that Jem had told her that if enough people concentrated on setting a tree on fire, the tree would ignite. So she thinks about telling everyone to think about Tom being acquitted.