The story doesn't end after Anna kills herself. It concludes with Levin's story.

The story is basically over after Anna jumps in front of the train.

Everyone on board the carriage carrying Nathaniel was killed when it went into the marsh.

Jennet's sister, Alice was with Nathaniel in the carriage but she was able to save herself.

Dan decides to propose to Trina while on a hike to a river. Peter, Lara Jean and Kitty sneak (Dan knows) to the river ahead of them to make a video of the proposal. Trina gags on a cough drop when Dan proposes, but she happily says yes.

Lara Jean sees her Dad at Trina's house across the street through a window proposing to her.

In the book, the gay police officers are Sturtz and Posada.

In the movie, the gay officers are Sturtz or Posada and Eric Hannity.

The film begins with the students arriving at the cabin.

There is a scene where a father kills his demonic daughter that precedes the group arriving at the cabin.

The fake war is to help President Bush get reelected.

The conflict is to help the President overcome a sex scandal prior to the election.

This does not happen in the book.

Maggie McPherson is investigating a human trafficker named Angelo Soto. The case against him is thrown out when Haller exposes a corrupt police officer who was investigating one of his clients as well as the Soto case. The officer is arrested and Maggie is transferred. When the judge releases Soto, a United States attorney shows up and arrests Soto on federal charges.

Ryan is afraid someone is stealing his miles without his knowledge.

This doesn't happen.

Brandon never had sex

He slept with Lana

There are two men guarding each side of the wall.

There is only one.