In "Back to the Future," Doc Brown can't believe that Ronald Reagan ("the actor!?") goes on to get elected Commander in Chief, but it's true. The "Bedtime for Bonzo" star served as the 40th President of the United States and the 33rd Governor of California. He even served as president of the Screen Actors Guild. - XFINITY Entertainment Staff (AP Photo/File)
The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.