'The Big Bang Theory' Star Jim Parsons Reacts To Fan Theories

And he revealed the theory that's as "close to the truth as one's going to get."

Is Bernadette really a cyborg created by Howard? Is Sheldon actually Spock in disguise? Fans want to know!

The Big Bang Theory” star Jim Parsons shared his views about the sitcom’s fan theories during a “Late Late Show” clip. Parsons, who plays Sheldon, was skeptical about some, but he admitted that a certain theory was as “close to the truth as one’s going to get.”

Check out the full clip above.