Best Sci-Fi TV Series of the 2000s
393 Sci-Fi series that started in the 2000s, ranked by popularity
Day Break
9K 13 2006–2007
Time travel · Puzzle plot
Sealab 2021
9K 53 2000–2005
Absurdist · Adult animation
John Doe
9K 22 2002–2003
Mystery box · Genius lead
The Prisoner
8K 6 2009–2009
Puzzle plot · Mystery box
Jekyll
8K 6 2007–2007
Puzzle plot · British TV
Frisky Dingo
8K 25 2006–2008
Adult animation · Absurdist
New Amsterdam
8K 8 2008–2008
Detective mystery
The Tick
6K 9 2001–2002
Parody · Campy · Absurdist
Threshold
6K 13 2005–2006
Space & sci-fi · Tense
The Day of the Triffids
5K 2 2009–2009
Post-apocalyptic · Survival
Jeremiah
5K 35 2002–2004
Post-apocalyptic · Survival
Planetes
4K 26 2003–2004
Anime · Near-future tech
The Brak Show
4K 29 2000–2007
Absurdist · Adult animation
Battlestar Galactica: The Face of the Enemy
4K 10 2008–2009
Space & sci-fi · Tight limited run
Passengers
4K 69 2009–2009
Comedy · Sci-Fi
The Clone
4K 250 2001–2002
Soap & telenovela · Love story
Jake 2.0
4K 16 2003–2004
Near-future tech
ReGenesis
4K 52 2004–2008
Nature & science
The Invisible Man
4K 45 2000–2002
Banter chemistry · Witty banter
Battlestar Galactica: Razor Flashbacks
4K 7 2007–2007
War & military · Morally gray
My Own Worst Enemy
4K 11 2008–2008
Espionage · Serialized
Smosh
3K 1203 2005–present
Sketch & variety · Long-runner
Firestarter: Rekindled
3K 2 2002–2002
Action · Horror · Sci-Fi
Painkiller Jane
3K 22 2007–2007
Action · Sci-Fi