Total Nerd The Greatest Sci-Fi Movies of All Time  

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List Rules Which science fiction films are the best? Vote up your favorites and add any that aren't already on the list.

What are the greatest sci-fi movies of all time? Science fiction films are among the most popular movies in cinematic history, with films like Star Wars and Aliens keeping audiences on the edge of their collective seats for decades. This list includes these classics, and many more, but it is by no means complete. Feel free to add your favorite sci-fi movies if they aren't listed, and vote for your favorites.

Want to see more of the best Sci-Fi? Here are the Best Sci-Fi TV Shows of All Time

Great sci-fi films include stories of extraterrestrial life, time travel, space travel, robots and more. Some of these amazing science fiction movies are more fantasy-oriented, while others are a bit closer to reality. Either way, scifi films keep audiences rapt with tales of science and technology, combined, at times with the supernatural.

Some sci-fi films are based on classic novels or short stories by such heavyweight authors as H.G. Wells (War of the WorldsThe Invisible Man) or Philip K. Dick (Blade RunnerMinority Report).

What are the greatest sci fi movies of all time? This list of the best sci-fi films is also Crowdranked, meaning you can rerank your own greatest sci-fi movies. Your reranks can change the overall order of the films on the list!

list ordered by

1
4,399 1,102
Star Wars Episode V: The Empir... is listed (or ranked) 1 on the list The Greatest Sci-Fi Movies of All Time
Star Wars Episode V: The Empire Strikes Back Harrison Ford, Carrie Fisher, Mark Hamill

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2
4,025 1,458
Star Wars is listed (or ranked) 2 on the list The Greatest Sci-Fi Movies of All Time
Star Wars Harrison Ford, Carrie Fisher, Mark Hamill

3
3,431 1,265
Alien is listed (or ranked) 3 on the list The Greatest Sci-Fi Movies of All Time
Alien Sigourney Weaver, John Hurt, Ian Holm

4
3,595 1,399
The Matrix is listed (or ranked) 4 on the list The Greatest Sci-Fi Movies of All Time
The Matrix Keanu Reeves, Hugo Weaving, Carrie-Anne Moss

5
3,074 1,277
Terminator 2: Judgment Day is listed (or ranked) 5 on the list The Greatest Sci-Fi Movies of All Time
Terminator 2: Judgment Day Arnold Schwarzenegger, Edward Furlong, Linda Hamilton

6
3,209 1,122
Blade Runner is listed (or ranked) 6 on the list The Greatest Sci-Fi Movies of All Time
Blade Runner Harrison Ford, Daryl Hannah, Sean Young

7
3,036 1,244
Back to the Future is listed (or ranked) 7 on the list The Greatest Sci-Fi Movies of All Time
Back to the Future Michael J. Fox, Christopher Lloyd, Lea Thompson

8
3,098 995
Return of the Jedi is listed (or ranked) 8 on the list The Greatest Sci-Fi Movies of All Time
Return of the Jedi Harrison Ford, Carrie Fisher, Mark Hamill

9
2,956 1,054
The Terminator is listed (or ranked) 9 on the list The Greatest Sci-Fi Movies of All Time
The Terminator Arnold Schwarzenegger, Bill Paxton, Linda Hamilton

10
3,075 910
Aliens is listed (or ranked) 10 on the list The Greatest Sci-Fi Movies of All Time
Aliens Sigourney Weaver, Bill Paxton, Michael Biehn

11
2,471 1,248
2001: A Space Odyssey is listed (or ranked) 11 on the list The Greatest Sci-Fi Movies of All Time
2001: A Space Odyssey Arthur C. Clarke, Leonard Rossiter, Ed Bishop

12
2,763 1,030
Jurassic Park is listed (or ranked) 12 on the list The Greatest Sci-Fi Movies of All Time
Jurassic Park Samuel L. Jackson, Jeff Goldblum, Richard Attenborough

13
2,568 1,060
The Fifth Element is listed (or ranked) 13 on the list The Greatest Sci-Fi Movies of All Time
The Fifth Element Milla Jovovich, Bruce Willis, Gary Oldman

14
1,804 1,267
E.T. the Extra-Terrestrial is listed (or ranked) 14 on the list The Greatest Sci-Fi Movies of All Time
E.T. the Extra-Terrestrial Drew Barrymore, Erika Eleniak, Debra Winger

15
1,626 1,006
Close Encounters of the Third ... is listed (or ranked) 15 on the list The Greatest Sci-Fi Movies of All Time
Close Encounters of the Third Kind Richard Dreyfuss, Teri Garr, Carl Weathers

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16
1,973 925
Total Recall is listed (or ranked) 16 on the list The Greatest Sci-Fi Movies of All Time
Total Recall Arnold Schwarzenegger, Sharon Stone, Michael Ironside

17
1,984 1,017
Star Trek II: The Wrath of Kha... is listed (or ranked) 17 on the list The Greatest Sci-Fi Movies of All Time
Star Trek II: The Wrath of Khan Kirstie Alley, William Shatner, Leonard Nimoy

18
1,805 1,011
Planet of the Apes is listed (or ranked) 18 on the list The Greatest Sci-Fi Movies of All Time
Planet of the Apes Charlton Heston, Linda Harrison, James Whitmore

19
2,263 774
Predator is listed (or ranked) 19 on the list The Greatest Sci-Fi Movies of All Time
Predator Arnold Schwarzenegger, Jesse Ventura, Carl Weathers

20
2,058 943
Ghostbusters is listed (or ranked) 20 on the list The Greatest Sci-Fi Movies of All Time
Ghostbusters Bill Murray, Sigourney Weaver, Dan Aykroyd

21
2,165 1,097
Inception is listed (or ranked) 21 on the list The Greatest Sci-Fi Movies of All Time
Inception Leonardo DiCaprio, Tom Hardy, Marion Cotillard

22
1,895 1,012
Star Trek is listed (or ranked) 22 on the list The Greatest Sci-Fi Movies of All Time
Star Trek Zoe Saldana, Jennifer Morrison, Winona Ryder

23
1,982 1,159
Independence Day is listed (or ranked) 23 on the list The Greatest Sci-Fi Movies of All Time
Independence Day Will Smith, Jeff Goldblum, Vivica A. Fox

24
1,550 861
12 Monkeys is listed (or ranked) 24 on the list The Greatest Sci-Fi Movies of All Time
12 Monkeys Brad Pitt, Bruce Willis, Christopher Plummer

25
1,703 795
Stargate is listed (or ranked) 25 on the list The Greatest Sci-Fi Movies of All Time
Stargate Kurt Russell, James Spader, Djimon Hounsou

26
1,786 492
Guardians of the Galaxy is listed (or ranked) 26 on the list The Greatest Sci-Fi Movies of All Time
AndrewGreen added Guardians of the Galaxy Zoe Saldana, Bradley Cooper, Karen Gillan

27
1,587 737
The Thing is listed (or ranked) 27 on the list The Greatest Sci-Fi Movies of All Time
The Thing Kurt Russell, Keith David, John Carpenter

28
1,475 915
Back to the Future Part II is listed (or ranked) 28 on the list The Greatest Sci-Fi Movies of All Time
Back to the Future Part II Clint Eastwood, Michael J. Fox, Elisabeth Shue

29
1,312 974
Minority Report is listed (or ranked) 29 on the list The Greatest Sci-Fi Movies of All Time
Minority Report Cameron Diaz, Tom Cruise, Colin Farrell

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30
1,626 912
WALL-E is listed (or ranked) 30 on the list The Greatest Sci-Fi Movies of All Time
WALL-E Sigourney Weaver, Laraine Newman, Kathy Najimy

31
1,840 1,309
Avatar is listed (or ranked) 31 on the list The Greatest Sci-Fi Movies of All Time
Avatar Zoe Saldana, Sigourney Weaver, Michelle Rodriguez

32
1,394 545
Men in Black is listed (or ranked) 32 on the list The Greatest Sci-Fi Movies of All Time
but chickens double d added Men in Black Will Smith, Sylvester Stallone, Steven Spielberg

33
1,587 760
Serenity is listed (or ranked) 33 on the list The Greatest Sci-Fi Movies of All Time
Serenity Summer Glau, Morena Baccarin, Nathan Fillion

34
1,502 870
Starship Troopers is listed (or ranked) 34 on the list The Greatest Sci-Fi Movies of All Time
Starship Troopers Neil Patrick Harris, Denise Richards, Amy Smart

35
1,474 932
District 9 is listed (or ranked) 35 on the list The Greatest Sci-Fi Movies of All Time
District 9 Sharlto Copley, Jed Brophy, Vanessa Haywood

36
1,337 741
RoboCop is listed (or ranked) 36 on the list The Greatest Sci-Fi Movies of All Time
RoboCop Alex Van Halen, Peter Weller, Leeza Gibbons

37
1,243 726
Mad Max 2 is listed (or ranked) 37 on the list The Greatest Sci-Fi Movies of All Time
Mad Max 2 Mel Gibson, Bruce Spence, Vernon Wells

38
1,247 819
Galaxy Quest is listed (or ranked) 38 on the list The Greatest Sci-Fi Movies of All Time
Galaxy Quest Sigourney Weaver, Alan Rickman, Tim Allen

39
1,104 779
The Day the Earth Stood Still is listed (or ranked) 39 on the list The Greatest Sci-Fi Movies of All Time
The Day the Earth Stood Still Patricia Neal, Michael Rennie, Frances Bavier

40
1,028 726
The Time Machine is listed (or ranked) 40 on the list The Greatest Sci-Fi Movies of All Time
The Time Machine Yvette Mimieux, Rod Taylor, Alan Young

41
1,065 653
The Abyss is listed (or ranked) 41 on the list The Greatest Sci-Fi Movies of All Time
The Abyss Ed Harris, Mary Elizabeth Mastrantonio, Chris Elliott

42
1,161 481
Indiana Jones and the Last Cru... is listed (or ranked) 42 on the list The Greatest Sci-Fi Movies of All Time
Indiana Jones and the Last Crusade Harrison Ford, Sean Connery, River Phoenix

43
1,051 844
Contact is listed (or ranked) 43 on the list The Greatest Sci-Fi Movies of All Time
Contact Matthew McConaughey, Jodie Foster, Jay Leno

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44
1,068 711
Spaceballs is listed (or ranked) 44 on the list The Greatest Sci-Fi Movies of All Time
May Em added Spaceballs Joan Rivers, John Hurt, Mel Brooks

45
903 719
A Clockwork Orange is listed (or ranked) 45 on the list The Greatest Sci-Fi Movies of All Time
DukeArcher added A Clockwork Orange Malcolm McDowell, Warren Clarke, Steven Berkoff

46
966 647
Apollo 13 is listed (or ranked) 46 on the list The Greatest Sci-Fi Movies of All Time
Apollo 13 Tom Hanks, Bryce Dallas Howard, Ed Harris

47
1,077 799
I, Robot is listed (or ranked) 47 on the list The Greatest Sci-Fi Movies of All Time
I, Robot Will Smith, Shia LaBeouf, Bridget Moynahan

48
872 715
Star Trek IV: The Voyage Home is listed (or ranked) 48 on the list The Greatest Sci-Fi Movies of All Time
Star Trek IV: The Voyage Home William Shatner, Leonard Nimoy, George Takei

49
930 480
Mad Max is listed (or ranked) 49 on the list The Greatest Sci-Fi Movies of All Time
Mad Max Mel Gibson, Hugh Keays-Byrne, Steve Bisley

50
917 595
Tron is listed (or ranked) 50 on the list The Greatest Sci-Fi Movies of All Time
Tron Jeff Bridges, David Warner, Michael Dudikoff