The Best Sci Fi Television Series of All Time TV Programs
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The Best Sci Fi Television Series of All Time

List Criteria: Sci-fi TV shows and series with science fiction elements

A list of the best sci-fi shows and best sci-fi series of all time, as ranked by hundreds of Ranker voters. This list includes long-running sci-fi TV shows like Doctor Who as well as some of the best cancelled shows of the genre. Science fiction TV shows have been around for decades, and some of the longest running shows have fallen into this category. Popular shows such as Star Trek have enjoyed several incarnations, and fan-favorite shows like "Firefly" and "The X-Files" have made the crossover from TV to the big screen.

Vote for your favorite science fiction shows to move them to the top of the list, or press re-rank to create your own list of your favorite science fiction series. Be sure to stop by to vote on the best British sitcoms and best current TV shows airing right now.
  • 232 ReRanks
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  1. 1
    + 5145
    - 1930

    most listed Christina Hendricks, Summer Glau, Morena Baccarin

    ) open
  2. 2
    + 3706
    - 1949

    the people's #1 Eric Roberts, Tom Baker, Paul McGann

    ) open
  3. 3
    + 3477
    - 1411

    Whoopi Goldberg, Patrick Stewart, Wil Wheaton

    ) open
  4. 4
    + 4295
    - 1922

    Grace Park, Tricia Helfer, Lucy Lawless

    ) open
  5. 5
    + 3083
    - 1407

    William Shatner, Leonard Nimoy, George Takei

    ) open
  6. 6
    + 3485
    - 1530

    Gillian Anderson, Lucy Lawless, David Duchovny

    ) open
  7. 7
    + 3512
    - 1380

    Amanda Tapping, Beau Bridges, Claudia Black

    ) open
  8. 8
    + 2310
    - 1280

    Morgan Freeman, Rod Serling, John McGiver

    ) open
  9. 9
    + 2902
    - 1529

    Anna Torv, Joshua Jackson, John Noble

    ) open
  10. 10
    + 3086
    - 2674

    often listed & ranked high on reranks Jeff Conaway, Tracy Scoggins, Bruce Boxleitner

    ) open
  11. 11
    + 2289
    - 1518

    Claudia Black, Ben Browder, Raelee Hill

    ) open
  12. 12
    + 2083
    - 1322

    Terry Farrell, Rene Auberjonois, Nicole de Boer

    ) open
  13. 13
    + 1757
    - 1162

    Dean Stockwell, Scott Bakula, Deborah Pratt

    ) open
  14. 14
    + 2077
    - 1198

    Jeri Ryan, Kate Mulgrew, Robert Picardo

    ) open
  15. 15
    + 2222
    - 1413

    Katey Sagal, Frank Welker, Billy West

    ) open
  16. 16
    + 1712
    - 999

    Jason Momoa, Jewel Staite, Amanda Tapping

    ) open
  17. 17
    + 1581
    - 1262

    John Barrowman, Lauren Ambrose, Bill Pullman

    ) open
  18. 18
    + 1708
    - 1026

    Jolene Blalock, Scott Bakula, Linda Park

    ) open
  19. 19
    + 1717
    - 1217

    Felicia Day, Salli Richardson, Erica Cerra

    ) open
  20. 20
    + 2079
    - 1946

    Evangeline Lilly, Ian Somerhalder, Michelle Rodriguez

    ) open
  21. 21
    + 1783
    - 1492

    Hayden Panettiere, Kristen Bell, Ali Larter

    ) open
  22. 22
    + 1353
    - 1008

    Joanne Kelly, Jaime Murray, Allison Scagliotti

    ) open
  23. 23
    + 1153
    - 962

    David McCallum, Kevin Conway, Beau Bridges

    ) open
  24. 24
    + 1178
    - 1053

    Craig Charles, Danny John-Jules, Chloë Annett

    ) open
  25. 25
    + 1471
    - 1196

    Lena Headey, Summer Glau, Shirley Manson

    ) open
  26. 26
    + 1315
    - 1225

    Michael Ironside, Robert Englund, Lane Smith

    ) open
  27. 27
    + 1044
    - 817

    Robert Carlyle, Ming-Na Wen, Lou Diamond Phillips

    ) open
  28. 28
    + 1146
    - 970

    Kari Wührer, Jerry O'Connell, John Rhys-Davies

    ) open
  29. 29
    + 929
    - 727

    added by dustman025 Moon Bloodgood, Sarah Carter, Noah Wyle

    ) open
  30. 30
    + 569
    - 507

    Stephen Moore, Simon Jones, Sandra Dickinson

    ) open
  31. 31
    + 925
    - 1068

    Eliza Dushku, Amy Acker, Alan Tudyk

    ) open
  32. 32
    + 696
    - 627

    added by toddrh Rachel Nichols, Lexa Doig, Victor H. Webster

    ) open
  33. 33
    + 816
    - 804

    Lee Majors, Martin Balsam, Alan Oppenheimer

    ) open
  34. 34
    + 937
    - 880

    Lucy Lawless, Karl Urban, Hudson Leick

    ) open
  35. 35
    + 602
    - 503

    added by huggums537 Mel Blanc, Erin Gray, Pamela Hensley

    ) open
  36. 36
    + 878
    - 991

    Lexa Doig, Brandy Ledford, Kevin Sorbo

    ) open
  37. 37
    + 814
    - 963

    Brooke Nevin, Megalyn Echikunwoke, Peter Coyote

    ) open
  38. 38
    + 852
    - 892

    Amanda Tapping, Agam Darshi, Robin Dunne

    ) open
  39. 39
    + 480
    - 378

    ranked low on reranks & added by wiabux Marion Cotillard, Jason Isaacs, Stella Stevens

    ) open
  40. 40
    + 944
    - 993

    Jessica Alba, Jensen Ackles, Michael Weatherly

    ) open
  41. 41
    + 730
    - 644

    Jason O'Mara, Stephen Lang, Christine Adams

    ) open
  42. 42
    + 527
    - 425

    added by huggums537 Mel Blanc, Phil Hartman, Frank Welker

    ) open
  43. 43
    + 564
    - 562

    Susan Sarandon, William Hurt, Giancarlo Giannini

    ) open
  44. 44
    + 746
    - 841

    Bill Corbett, Kevin Murphy, Joel Hodgson

    ) open
  45. 45
    + 716
    - 699

    Marta Kristen, June Lockhart, Jonathan Harris

    ) open
  46. 46
    + 952
    - 864

    Joseph Gordon-Levitt, John Lithgow, Jane Curtin

    ) open
  47. 47
    + 586
    - 628

    Lou Ferrigno, Bill Bixby, Ted Cassidy

    ) open
  48. 48
    + 180
    - 81

    ranked low on reranks & added by JimmyPaton Lorne Greene, Maren Jensen, Patrick Macnee

    ) open
  49. 49
    + 625
    - 846

    often listed & ranked high on reranks Martin Landau, Catherine Schell, Barry Morse

    ) open
  50. 50
    + 418
    - 341

    Roddy McDowall, James Naughton, Mark Lenard

    ) open
156 +

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