Who didn’t hear about athletes that went from playing sport to playing in movies? Just like Dwayne “The Rock” Johnson, who was an amazing professional wrestler – the best of all time before he became an actor. So is Rhonda Rousey both an MMA fighter and a champion wrestler, who also appeared onscreen. But there are many other celebrities that were great athletes. Some of them even compete today, while others just recall those times. For many of these celebrities, they believe that the discipline from their sport helped them succeed in Hollywood. Here are some of the most famous people that were once star athletes. Can you believe this guy at #12 was a wrestler?