Movies thrillers about body exchange

An extremely wealthy elderly man dying from cancer undergoes a radical medical procedure that transfers his consciousness to the body of a healthy young man but everything may not be as good as it seems when he starts to uncover the mystery of the body's origins and the secret organization that will kill to keep its secrets.

Decorated soldier Captain Colter Stevens wakes up in the body of an unknown man, discovering he's involved in a mission to find the bomber of a Chicago commuter train. He learns he's part of a top-secret experimental program that enables him to experience the final 8 minutes of another person's life. Colter re-lives the train incident over and over again, gathering more clues each time. But can he discover who is responsible for the attack before the next one happens?

A serial killer returns to his hometown to stalk seven children who share the same birthday as the date he was allegedly put to rest.

An antiterrorism agent goes under the knife to acquire the likeness of a terrorist and gather details about a bombing plot. When the terrorist escapes custody, he undergoes surgery to look like the agent so he can get close to the agent's family.