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.
  • 221 ReRanks
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  1. 1
    Up 4793
    Down 1788

    most listed Christina Hendricks, Summer Glau, Morena Baccarin

    open
  2. 2
    Up 3985
    Down 1815

    Grace Park, Tricia Helfer, Lucy Lawless

    open
  3. 3
    Up 3190
    Down 1309

    Whoopi Goldberg, Patrick Stewart, Wil Wheaton

    open
  4. 4
    Up 3394
    Down 1813

    Eric Roberts, Tom Baker, Paul McGann

    open
  5. 5
    Up 2839
    Down 1315

    William Shatner, Leonard Nimoy, George Takei

    open
  6. 6
    Up 3232
    Down 1441

    Gillian Anderson, Lucy Lawless, David Duchovny

    open
  7. 7
    Up 3243
    Down 1290

    Amanda Tapping, Beau Bridges, Claudia Black

    open
  8. 8
    Up 2131
    Down 1199

    Morgan Freeman, Rod Serling, John McGiver

    open
  9. 9
    Up 2699
    Down 1427

    Anna Torv, Joshua Jackson, John Noble

    open
  10. 10
    Up 2945
    Down 2560

    the people's #1 & often listed Jeff Conaway, Tracy Scoggins, Bruce Boxleitner

    open
  11. 11
    Up 2131
    Down 1410

    Claudia Black, Ben Browder, Raelee Hill

    open
  12. 12
    Up 1918
    Down 1222

    Terry Farrell, Rene Auberjonois, Nicole de Boer

    open
  13. 13
    Up 1607
    Down 1085

    Dean Stockwell, Scott Bakula, Deborah Pratt

    open
  14. 14
    Up 1902
    Down 1109

    Jeri Ryan, Kate Mulgrew, Robert Picardo

    open
  15. 15
    Up 2069
    Down 1311

    Katey Sagal, Frank Welker, Billy West

    open
  16. 16
    Up 1538
    Down 909

    Jason Momoa, Jewel Staite, Amanda Tapping

    open
  17. 17
    Up 1425
    Down 1175

    John Barrowman, Lauren Ambrose, Bill Pullman

    open
  18. 18
    Up 1565
    Down 932

    Jolene Blalock, Scott Bakula, Linda Park

    open
  19. 19
    Up 1564
    Down 1138

    Felicia Day, Salli Richardson, Erica Cerra

    open
  20. 20
    Up 1927
    Down 1820

    Evangeline Lilly, Ian Somerhalder, Michelle Rodriguez

    open
  21. 21
    Up 1643
    Down 1391

    Hayden Panettiere, Kristen Bell, Ali Larter

    open
  22. 22
    Up 1212
    Down 925

    Joanne Kelly, Jaime Murray, Allison Scagliotti

    open
  23. 23
    Up 1048
    Down 893

    David McCallum, Kevin Conway, Beau Bridges

    open
  24. 24
    Up 1088
    Down 971

    Craig Charles, Danny John-Jules, Chloë Annett

    open
  25. 25
    Up 1351
    Down 1115

    Lena Headey, Summer Glau, Shirley Manson

    open
  26. 26
    Up 1190
    Down 1160

    often listed Michael Ironside, Robert Englund, Lane Smith

    open
  27. 27
    Up 940
    Down 718

    Robert Carlyle, Ming-Na Wen, Lou Diamond Phillips

    open
  28. 28
    Up 1046
    Down 898

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

    open
  29. 29
    Up 821
    Down 649

    added by dustman025 Moon Bloodgood, Sarah Carter, Noah Wyle

    open
  30. 30
    Up 599
    Down 551

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

    open
  31. 31
    Up 486
    Down 449

    Stephen Moore, Simon Jones, Sandra Dickinson

    open
  32. 32
    Up 835
    Down 993

    Eliza Dushku, Amy Acker, Alan Tudyk

    open
  33. 33
    Up 787
    Down 822

    Amanda Tapping, Agam Darshi, Robin Dunne

    open
  34. 34
    Up 805
    Down 923

    Lexa Doig, Brandy Ledford, Kevin Sorbo

    open
  35. 35
    Up 857
    Down 807

    Lucy Lawless, Karl Urban, Hudson Leick

    open
  36. 36
    Up 689
    Down 770

    Bill Corbett, Kevin Murphy, Joel Hodgson

    open
  37. 37
    Up 498
    Down 492

    Susan Sarandon, William Hurt, Giancarlo Giannini

    open
  38. 38
    Up 869
    Down 926

    Jessica Alba, Jensen Ackles, Michael Weatherly

    open
  39. 39
    Up 471
    Down 362

    ranked low on reranks & added by huggums537 Mel Blanc, Phil Hartman, Frank Welker

    open
  40. 40
    Up 742
    Down 894

    often listed & ranked high on reranks Brooke Nevin, Megalyn Echikunwoke, Peter Coyote

    open
  41. 41
    Up 523
    Down 448

    added by huggums537 Mel Blanc, Erin Gray, Pamela Hensley

    open
  42. 42
    Up 737
    Down 745

    Lee Majors, Martin Balsam, Alan Oppenheimer

    open
  43. 43
    Up 403
    Down 314

    added by wiabux Marion Cotillard, Jason Isaacs, Stella Stevens

    open
  44. 44
    Up 636
    Down 568

    Jason O'Mara, Stephen Lang, Christine Adams

    open
  45. 45
    Up 650
    Down 642

    Marta Kristen, June Lockhart, Jonathan Harris

    open
  46. 46
    Up 864
    Down 816

    Joseph Gordon-Levitt, John Lithgow, Jane Curtin

    open
  47. 47
    Up 578
    Down 783

    Martin Landau, Catherine Schell, Barry Morse

    open
  48. 48
    Up 507
    Down 645

    Jeff Doucette, James Greene, Eric Pierpoint

    open
  49. 49
    Up 520
    Down 580

    Lou Ferrigno, Bill Bixby, Ted Cassidy

    open
  50. 50
    Up 407
    Down 356

    added by fjleonard213 Mark Pellegrino, Samuel Witwer, Meaghan Rath

    open
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