"Stranger Things," "Star Trek," "Battlestar Galactica," "The Expanse," and "Westworld" are among the shows ranked on our list of TV's best sci-fi series. Did your favorite make the cut?

Critics Consensus: Though it's dated in spots, The War of the Worlds retains an unnerving power, updating H.G. Wells' classic sci-fi tale to the Cold War era and featuring some of the best special …

Not only did we get a broad variety of stories in Sci-Fi & Fantasy, but the best ones came from Disney+, Paramount+, Apple TV+, HBO Max, Prime Video, and, yes, Netflix.

In 2021, Apple TV+ debuted Foundation — a sprawling, complex sci-fi series based on the eponymous novel series by Isaac Asimov — as an appeal to those in search of smarter science fiction, and while …

Mar 3, 2026 · Why you should watch it: The long-running adaptation is beloved by fans for its perfect mix of history and romance with a sci-fi touch. Outander takes its period settings seriously to navigate its …

The Expanse is in good company as three of most-watched shows of the year make up the rest: Sleeper-hit-turned-phenomenon The Witcher's second season, followed by two newcomer high …

Critics Consensus: Ncuti Gatwa's dashing interpretation of The Doctor brings a breath of fresh air aboard the TARDIS, piloting this perennial sci-fi series into an exciting new era.

HBO strikes again in the Golden Tomato Awards, the year after Watchmen ruled multiple categories, Lovecraft Country takes the top spot in the sci-fi\/fantasy category. Click through for the full list.

Netflix series based on League of Legends, The Witcher, Castlevania, and Cuphead have all connected with critics on the Tomatometer, while the most recent title, Prime Video’s Fallout and HBO’s The …

Horror even brings cultures together, as evidenced by Netflix’s popular German sci-fi thriller Dark, Indian series Ghoul, and director Lars von Trier’s Danish mini-series Riget (The Kingdom). These and many …