Best known for his roles in Terminator, Predator, and Total Recall

Astronaut, Best Selling Author, and Musician

Best known for his role as Aquaman, Ronon Dex in Stargate Atlantis, and Khal Drogo in Game of Thrones

Known for his work on MythBusters, Savage Builds and Tested.com

Best known for their roles as Fred and George Weasley in the Harry Potter Films

Best known for his role in The Incredible Hulk, Hercules, and I Love You Man.