In the absence of sports, NBC's “The Titan Games,” executive produced and hosted by Dwayne Johnson, will give audiences their much-needed dose of high-level competition. This season includes an incredible group of athletes and everyday heroes with inspirational stories. There are doctors, nurses, veterans and teachers set to compete in the Titan arena, and this season they will also have to beat world-class professional athletes, including Olympic gold medalists, NFL stars and UFC champions, to become Titans. Professional athletes to be revealed soon.