- In the early evening of August 21, 2015, the world watched in stunned silence as the media reported a thwarted terrorist attack on Thalys train #9364 bound for Parisan attempt prevented by three courageous young Americans traveling through Europe. "The 15:17 To Paris" follows the course of the friends' lives, from the struggles of childhood through finding their footing in life, to the series of unlikely events leading up to the attack. Throughout the harrowing ordeal, their friendship never wavers, making it their greatest weapon and allowing them to save the lives of the more than 500 passengers on board. The heroic trio is comprised of Anthony Sadler, Oregon National Guardsman Alek Skarlatos, and U.S. Air Force Airman First Class Spencer Stone, who play themselves in the film.