8 Things to Know Before the 'Doctor Who' 50th Anniversary Special

One of the main reasons why Doctor Who has built an enduring fandom over the past 50 years is this: you really don't need to watch much of it to figure out what's going on. Though the show has an incredibly rich mythology you can dive into if you want, it is designed so you can jump on board at just about any point

If you want to start fresh with the 50th anniversary special, hitting screens in an unprecedented global simulcast Saturday, you can get away with it. That said, a little knowledge of the show's past and its unsolved mysteries will definitely enhance your experience