One of the most successful genres in television is science fiction, but there are just as many forgotten sci-fi tv shows as there are beloved groundbreaking hits. For years, fans anxiously awaited the different versions of Star Trek, and to this day, there are still shows in that world still entertaining fans. At the same time, other hit sci-fi shows have ridden the road to success at the top of the Nielsen ratings, from alien conspiracies in The X-Files to mythical adventures on the deserted island of Lost. With superhero shows now more popular than ever, sci-fi remains a huge hit on the small screen.
