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The Best 1990s Sci-Fi TV Series

Updated May 28, 2021 8.8k votes 1.4k voters 32.5k views39 items

List RulesVote up the best science fiction TV shows that aired new episodes between 1990 and 1999.

These are the best 1990s sci-fi shows, ranked from best to worst by user votes. Some good '90s sci-fi series are set centuries in the future, while other great 1990s sci-fi programs take place in the far reaches of outer space. A few of the most popular 1990s science fiction shows have been re-imagined in films.

What programs are featured on this best 1990s sci-fi shows list? Since premiering in 1993, The X-Files kept viewers on the edge of their seats as agents Mulder and Scully discovered that “The truth is out there.” This great '90s science fiction show was so popular that new episodes were created in 2016, long after it ended in 2002. Stargate SG-1 was another good sci-fi series that aired on television in the 1990s.

When an alien expedition landed on earth in 3rd Rock from the Sun, viewers discovered lots of laughs. Other great programs that appear on this top 1990s sci-fi shows list include Profiler, Sliders and Star Trek: The Next Generation.

What are the best 1990s sci-fi TV shows? Did the sci-fi series you think were the best make this list? Vote up the '90s sci-fi shows you think are the best of the decade.