Even sci-fi TV shows with massive budgets and high ratings can flop after the first season, thanks to casting mistakes, sudden plot shifts, and more.

That said, we’ve found 7 sci-fi shows that beat all odds and are still sitting on Rotten Tomatoes with perfect scores – in some cases, years after they were airing. If there are any entries on this list you haven’t watched yet, do so immediately. What better endorsement could you need than perfection?

Sci-fi is one of the most popular genres in television today. With that in mind, let's take a moment to heap praise on 15 unsung sci-fi gems.

When discussing Apple TV, it's easy to overlook the streamer's extensive library. After all, the hardware shares the same name as its streaming platform. Not to mention the fact that Apple has relied heavily on a self-discovery model instead of investing in marketing for its shows.

The sci-fi series from Vince Gilligan and the Wachowskis share themes on the human condition, making for a compelling double feature.

Sci-fi has often thrived on the small screen, but the 1990s really was the best decade for the genre's TV releases.

The best Apple TV shows of 2025 cross multiple genres, with healthy doses of sci-fi, drama, comedy and thrills.

Kareem is a veteran editor and writer with over 15 years of experience covering all forms of entertainment, from music to movies. He serves as a High Trending List Writer for Collider, covering all things TV. His work has been seen in numerous online ...

Sometimes even the most beloved science fiction series don't garner enough of an audience for the network to justify producing more seasons. This is a tale at least as old as "Star Trek: The Original Series" which, despite a vocal fan base, was canceled ...