Top 30 Sci-Fi movies you must watch before you die.

This list is primarily for those who aren't familiar with the Sci-Fi genre. It provides a jumpstart into the genre without naming no-brainers like Star Wars, Star Trek, and Terminator 1 & 2. Enjoy.
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1.
Blade Runner (1982)
    1 2 3 4 5 6 7 8 9 10 8.2/10 X  
A blade runner must pursue and try to terminate four replicants who stole a ship in space and have returned to Earth to find their creator. (117 mins.)
Director: Ridley Scott
 
2.
2001: A Space Odyssey (1968)
    1 2 3 4 5 6 7 8 9 10 8.3/10 X  
Humanity finds a mysterious, obviously artificial object buried beneath the Lunar surface and, with the intelligent computer H.A.L. 9000, sets off on a quest. (149 mins.)
Director: Stanley Kubrick
 
3.
Metropolis (1927)
    1 2 3 4 5 6 7 8 9 10 8.3/10 X  
In a futuristic city sharply divided between the working class and the city planners, the son of the city's mastermind falls in love with a working class prophet who predicts the coming of a savior to mediate their differences. (153 mins.)
Director: Fritz Lang
 
4.
Sunshine (2007)
    1 2 3 4 5 6 7 8 9 10 7.3/10 X  
A team of international astronauts are sent on a dangerous mission to reignite the dying Sun with a nuclear fission bomb in 2057. (107 mins.)
Director: Danny Boyle
 
5.
Moon (2009)
    1 2 3 4 5 6 7 8 9 10 7.9/10 X  
Astronaut Sam Bell has a quintessentially personal encounter toward the end of his three-year stint on the Moon, where he, working alongside his computer, GERTY, sends back to Earth parcels of a resource that has helped diminish our planet's power problems. (97 mins.)
Director: Duncan Jones
 
6.
Alien (1979)
    1 2 3 4 5 6 7 8 9 10 8.5/10 X  
After a space merchant vessel perceives an unknown transmission as a distress call, its landing on the source moon finds one of the crew attacked by a mysterious lifeform, and they soon realize that its life cycle has merely begun. (117 mins.)
Director: Ridley Scott
 
7.
Minority Report (2002)
    1 2 3 4 5 6 7 8 9 10 7.7/10 X  
In a future where a special police unit is able to arrest murderers before they commit their crimes, an officer from that unit is himself accused of a future murder. (145 mins.)
 
8.
Dune (1984)
    1 2 3 4 5 6 7 8 9 10 6.6/10 X  
A Duke's son leads desert warriors against the galactic emperor and his father's evil nemesis when they assassinate his father and free their desert world from the emperor's rule. (137 mins.)
Director: David Lynch
 
9.
Total Recall (1990)
    1 2 3 4 5 6 7 8 9 10 7.5/10 X  
When a man goes for virtual vacation memories of the planet Mars, an unexpected and harrowing series of events forces him to go to the planet for real - or does he? (113 mins.)
Director: Paul Verhoeven
 
10.
Westworld (1973)
    1 2 3 4 5 6 7 8 9 10 7.0/10 X  
A robot malfunction creates havoc and terror for unsuspecting vacationers at a futuristic, adult-themed amusement park. (88 mins.)
 
11.
Aliens (1986)
    1 2 3 4 5 6 7 8 9 10 8.4/10 X  
57 years later, Ellen Ripley is rescued by a deep salvage team during her hypersleep. The moon from the original movie has been colonized, but contact is lost. This time, colonial marines have impressive firepower, but will that be enough? (137 mins.)
Director: James Cameron
 
12.
Starship Troopers (1997)
    1 2 3 4 5 6 7 8 9 10 7.2/10 X  
Humans in a fascistic, militaristic future do battle with giant alien bugs in a fight for survival. (129 mins.)
Director: Paul Verhoeven
 
13.
Serenity (2005)
    1 2 3 4 5 6 7 8 9 10 7.9/10 X  
The crew of the ship Serenity try to evade an assassin sent to recapture one of their members who is telepathic. (119 mins.)
Director: Joss Whedon
 
14.
The Fifth Element (1997)
    1 2 3 4 5 6 7 8 9 10 7.7/10 X  
In the colorful future, a cab driver unwittingly becomes the central figure in the search for a legendary cosmic weapon to keep Evil and Mr. Zorg at bay. (126 mins.)
Director: Luc Besson
 
15.
Prometheus (2012)
    1 2 3 4 5 6 7 8 9 10 7.0/10 X  
Following clues to the origin of mankind, a team finds a structure on a distant moon, but they soon realize they are not alone. (124 mins.)
Director: Ridley Scott
 
16.
Dark City (1998)
    1 2 3 4 5 6 7 8 9 10 7.7/10 X  
A man struggles with memories of his past, including a wife he cannot remember, in a nightmarish world with no sun. (100 mins.)
Director: Alex Proyas
 
17.
2010 (1984)
    1 2 3 4 5 6 7 8 9 10 6.8/10 X  
A joint U.S.-Soviet expedition is sent to Jupiter to learn what happened to the Discovery. (116 mins.)
Director: Peter Hyams
 
18.
The Quiet Earth (1985)
    1 2 3 4 5 6 7 8 9 10 6.8/10 X  
A man named Zac Hobson awakens to find himself alone in the world. In a desperate attempt to search for others, he finds only two who have their own agenda. (91 mins.)
Director: Geoffrey Murphy
 
19.
eXistenZ (1999)
    1 2 3 4 5 6 7 8 9 10 6.8/10 X  
A game designer on the run from assassins must play her latest virtual reality creation with a marketing trainee to determine if the game has been damaged. (97 mins.)
 
20.
Brazil (1985)
    1 2 3 4 5 6 7 8 9 10 8.0/10 X  
A bureaucrat, in a retro-future world, tries to correct an administrative error, and becomes an enemy of the state. (132 mins.)
Director: Terry Gilliam
 
21.
RoboCop (1987)
    1 2 3 4 5 6 7 8 9 10 7.5/10 X  
In a dystopic and crime-ridden Detroit, a terminally wounded cop returns to the force as a powerful cyborg haunted by submerged memories. (102 mins.)
Director: Paul Verhoeven
 
22.
District 9 (2009)
    1 2 3 4 5 6 7 8 9 10 8.0/10 X  
An extraterrestrial race forced to live in slum-like conditions on Earth suddenly finds a kindred spirit in a government agent who is exposed to their biotechnology. (112 mins.)
Director: Neill Blomkamp
 
23.
Event Horizon (1997)
    1 2 3 4 5 6 7 8 9 10 6.7/10 X  
A rescue crew investigates a spaceship that disappeared into a black hole and has now returned...with someone or something new on-board. (96 mins.)
Director: Paul Anderson
 
24.
Gattaca (1997)
    1 2 3 4 5 6 7 8 9 10 7.8/10 X  
A genetically inferior man assumes the identity of a superior one in order to pursue his lifelong dream of space travel. (106 mins.)
Director: Andrew Niccol
 
25.
V for Vendetta (2005)
    1 2 3 4 5 6 7 8 9 10 8.2/10 X  
In a future British tyranny, a shadowy freedom fighter, known only by the alias of "V", plots to overthrow it with the help of a young woman. (132 mins.)
Director: James McTeigue
 
26.
Fahrenheit 451 (1966)
    1 2 3 4 5 6 7 8 9 10 7.3/10 X  
In an oppressive future, a fireman whose duty is to destroy all books begins to question his task. (112 mins.)
 
27.
A Boy and His Dog (1975)
    1 2 3 4 5 6 7 8 9 10 6.6/10 X  
A young man and his telepathic dog wander a post-apocalyptic wasteland. (91 mins.)
Director: L.Q. Jones
 
28.
Children of Men (2006)
    1 2 3 4 5 6 7 8 9 10 7.9/10 X  
In 2027, in a chaotic world in which women have become somehow infertile, a former activist agrees to help transport a miraculously pregnant woman to a sanctuary at sea. (109 mins.)
Director: Alfonso Cuarón
 
29.
Metropia (2009)
    1 2 3 4 5 6 7 8 9 10 6.3/10 X  
A complex story of a misaligned man, though good intent, creating a nightmarish Dystopian existence. (86 mins.)
Director: Tarik Saleh
 
30.
Stargate (1994)
    1 2 3 4 5 6 7 8 9 10 7.1/10 X  
An interstellar teleportation device, found in Egypt, leads to a planet with humans resembling ancient Egyptians who worship the god Ra. (116 mins.)
Director: Roland Emmerich