1. Guardians of the Galaxy Vol. 2 (2017)

PG-13 | 136 min | Action, Adventure, Sci-Fi

The Guardians must fight to keep their newfound family together as they unravel the mystery of Peter Quill's true parentage.

Director: James Gunn | Stars: Chris Pratt, Zoe Saldana, Dave Bautista, Vin Diesel

Votes: 223,719 | Gross: $388.88M

2. Valerian and the City of a Thousand Planets (2017)

PG-13 | 137 min | Action, Adventure, Fantasy

A dark force threatens Alpha, a vast metropolis and home to species from a thousand planets. Special operatives Valerian and Laureline must race to identify the marauding menace and safeguard not just Alpha, but the future of the universe.

Director: Luc Besson | Stars: Dane DeHaan, Cara Delevingne, Clive Owen, Rihanna

Votes: 31,945 | Gross: $38.36M

3. Avengers: Infinity War (2018)

Action, Adventure, Fantasy | Post-production

The plot is unknown at this time.

Directors: Anthony Russo, Joe Russo | Stars: Pom Klementieff, Karen Gillan, Chris Pratt, Tom Holland

4. Alien: Covenant (2017)

R | 122 min | Horror, Sci-Fi, Thriller

The crew of a colony ship, bound for a remote planet, discover an uncharted paradise with a threat beyond their imagination, and must attempt a harrowing escape.

Director: Ridley Scott | Stars: Michael Fassbender, Katherine Waterston, Billy Crudup, Danny McBride

Votes: 132,637 | Gross: $74.23M

5. Stranger Things (2016– )

TV-14 | 55 min | Drama, Fantasy, Horror

When a young boy disappears, his mother, a police chief, and his friends must confront terrifying forces in order to get him back.

Stars: Millie Bobby Brown, Finn Wolfhard, Winona Ryder, David Harbour

Votes: 331,237

6. Doctor Who (2005– )

TV-PG | 45 min | Adventure, Drama, Family

The further adventures of the time travelling alien adventurer known as the Doctor and his/her companions.

Stars: Peter Capaldi, Jenna Coleman, Matt Smith, David Tennant

Votes: 163,358

7. Life (I) (2017)

R | 104 min | Horror, Sci-Fi, Thriller

A team of scientists aboard the International Space Station discover a rapidly evolving life form, that caused extinction on Mars, and now threatens the crew and all life on Earth.

Director: Daniel Espinosa | Stars: Jake Gyllenhaal, Rebecca Ferguson, Ryan Reynolds, Hiroyuki Sanada

Votes: 111,479 | Gross: $30.18M

8. Rogue One (2016)

PG-13 | 133 min | Action, Adventure, Sci-Fi

The Rebel Alliance makes a risky move to steal the plans for the Death Star, setting up the epic saga to follow.

Director: Gareth Edwards | Stars: Felicity Jones, Diego Luna, Alan Tudyk, Donnie Yen

Votes: 353,657 | Gross: $532.17M

9. Guardians of the Galaxy (2014)

PG-13 | 121 min | Action, Adventure, Sci-Fi

A group of intergalactic criminals are forced to work together to stop a fanatical warrior from taking control of the universe.

Director: James Gunn | Stars: Chris Pratt, Vin Diesel, Bradley Cooper, Zoe Saldana

Votes: 781,801 | Gross: $333.13M

10. Supergirl (2015– )

TV-PG | 43 min | Action, Adventure, Drama

The adventures of Superman's cousin in her own superhero career.

Stars: Melissa Benoist, Mehcad Brooks, Chyler Leigh, Jeremy Jordan

Votes: 69,936

11. Power Rangers (2017)

PG-13 | 124 min | Action, Adventure, Sci-Fi

A group of high-school students, who are infused with unique superpowers, harness their abilities in order to save the world.

Director: Dean Israelite | Stars: Dacre Montgomery, Naomi Scott, RJ Cyler, Ludi Lin

Votes: 61,991 | Gross: $85.07M

12. Arrival (II) (2016)

PG-13 | 116 min | Drama, Mystery, Sci-Fi

When twelve mysterious spacecraft appear around the world, linguistics professor Louise Banks is tasked with interpreting the language of the apparent alien visitors.

Director: Denis Villeneuve | Stars: Amy Adams, Jeremy Renner, Forest Whitaker, Michael Stuhlbarg

Votes: 376,448 | Gross: $100.50M

13. Smallville (2001–2011)

TV-PG | 60 min | Adventure, Drama, Romance

A young Clark Kent struggles to find his place in the world as he learns to harness his alien powers for good and deals with the typical troubles of teenage life in Smallville, Kansas.

Stars: Tom Welling, Michael Rosenbaum, Allison Mack, Kristin Kreuk

Votes: 101,819

14. Masters of the Universe (1987)

PG | 106 min | Action, Adventure, Fantasy

The heroic warrior He-Man battles against lord Skeletor and his armies of darkness for control of Castle Grayskull.

Director: Gary Goddard | Stars: Dolph Lundgren, Frank Langella, Meg Foster, Billy Barty

Votes: 30,160 | Gross: $17.34M

15. The X-Files (1993– )

TV-14 | 45 min | Drama, Mystery, Sci-Fi

Two FBI agents, Fox Mulder the believer and Dana Scully the skeptic, investigate the strange and unexplained, while hidden forces work to impede their efforts.

Stars: David Duchovny, Gillian Anderson, Mitch Pileggi, William B. Davis

Votes: 163,022

16. American Dad! (2005– )

TV-14 | 22 min | Animation, Comedy

The random escapades of Stan Smith, a conservative C.I.A. Agent dealing with family life, and keeping America safe, all in the most absurd way possible.

Stars: Seth MacFarlane, Wendy Schaal, Dee Bradley Baker, Scott Grimes

Votes: 93,672

17. The Predator (2018)

Action, Adventure, Horror | Post-production

A sequel to the 1987 sci-fi film, "Predator."

Director: Shane Black | Stars: Yvonne Strahovski, Olivia Munn, Jacob Tremblay, Alfie Allen

18. Batman v Superman: Dawn of Justice (2016)

PG-13 | 151 min | Action, Adventure, Sci-Fi

Fearing that the actions of Superman are left unchecked, Batman takes on the Man of Steel, while the world wrestles with what kind of a hero it really needs.

Director: Zack Snyder | Stars: Ben Affleck, Henry Cavill, Amy Adams, Jesse Eisenberg

Votes: 491,727 | Gross: $330.25M

19. Star Wars: The Force Awakens (2015)

PG-13 | 136 min | Action, Adventure, Fantasy

Three decades after the Empire's defeat, a new threat arises in the militant First Order. Stormtrooper defector Finn and spare parts scavenger Rey are caught up in the Resistance's search for the missing Luke Skywalker.

Director: J.J. Abrams | Stars: Daisy Ridley, John Boyega, Oscar Isaac, Domhnall Gleeson

Votes: 679,451 | Gross: $936.63M

20. Star Trek: The Next Generation (1987–1994)

TV-PG | 44 min | Action, Adventure, Mystery

Set decades after Captain Kirk's five-year mission, a new generation of Starfleet officers set off in a new Enterprise on their own mission to go where no one has gone before.

Stars: Patrick Stewart, Brent Spiner, Jonathan Frakes, LeVar Burton

Votes: 72,680

21. Star Trek Beyond (2016)

PG-13 | 122 min | Action, Adventure, Sci-Fi

The U.S.S. Enterprise crew explores the furthest reaches of uncharted space, where they encounter a new ruthless enemy, who puts them, and everything the Federation stands for, to the test.

Director: Justin Lin | Stars: Chris Pine, Zachary Quinto, Karl Urban, Zoe Saldana

Votes: 175,799 | Gross: $158.80M

22. Star Trek: Voyager (1995–2001)

TV-PG | 44 min | Action, Adventure, Sci-Fi

Pulled to the far side of the galaxy, where the Federation is seventy-five years away at maximum warp speed, a Starfleet ship must cooperate with Maquis rebels to find a way home.

Stars: Kate Mulgrew, Robert Beltran, Roxann Dawson, Robert Duncan McNeill

Votes: 43,066

23. Dazed and Confused (1993)

R | 102 min | Comedy

The adventures of high school and junior high students on the last day of school in May 1976.

Director: Richard Linklater | Stars: Jason London, Wiley Wiggins, Matthew McConaughey, Rory Cochrane

Votes: 132,744 | Gross: $7.99M

24. Stargate SG-1 (1997–2007)

TV-14 | 44 min | Action, Adventure, Drama

A secret military team, SG-1, is formed to explore the recently discovered Stargates.

Stars: Richard Dean Anderson, Michael Shanks, Amanda Tapping, Christopher Judge

Votes: 69,656

25. Avatar (2009)

PG-13 | 162 min | Action, Adventure, Fantasy

A paraplegic marine dispatched to the moon Pandora on a unique mission becomes torn between following his orders and protecting the world he feels is his home.

Director: James Cameron | Stars: Sam Worthington, Zoe Saldana, Sigourney Weaver, Michelle Rodriguez

Votes: 947,857 | Gross: $760.51M

26. Star Trek (1966–1969)

TV-PG | 50 min | Action, Adventure, Mystery

Captain James T. Kirk and the crew of the Starship Enterprise explore the galaxy and defend the United Federation of Planets.

Stars: William Shatner, Leonard Nimoy, DeForest Kelley, Nichelle Nichols

Votes: 57,325

27. The Fifth Element (1997)

PG-13 | 126 min | Action, Adventure, Sci-Fi

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.

Director: Luc Besson | Stars: Bruce Willis, Milla Jovovich, Gary Oldman, Ian Holm

Votes: 368,779 | Gross: $63.54M

28. Inhumans (2017– )

43 min | Action, Adventure, Sci-Fi | Post-production

An isolated community of superhumans fight to protect themselves.

Stars: Sonya Balmores, Isabelle Cornish, Eme Ikwuakor, Ken Leung

29. Star Trek: Deep Space Nine (1993–1999)

TV-PG | 45 min | Action, Adventure, Drama

In the vicinity of the liberated planet of Bajor, the Federation space station Deep Space Nine guards the opening of a stable wormhole to the far side of the galaxy.

Stars: Avery Brooks, Rene Auberjonois, Cirroc Lofton, Alexander Siddig

Votes: 37,494

30. The Avengers (2012)

PG-13 | 143 min | Action, Sci-Fi

Earth's mightiest heroes must come together and learn to fight as a team if they are to stop the mischievous Loki and his alien army from enslaving humanity.

Director: Joss Whedon | Stars: Robert Downey Jr., Chris Evans, Scarlett Johansson, Jeremy Renner

Votes: 1,058,864 | Gross: $623.28M

31. Man of Steel (2013)

PG-13 | 143 min | Action, Adventure, Fantasy

Clark Kent, one of the last of an extinguished race disguised as an unremarkable human, is forced to reveal his identity when Earth is invaded by an army of survivors who threaten to bring the planet to the brink of destruction.

Director: Zack Snyder | Stars: Henry Cavill, Amy Adams, Michael Shannon, Diane Lane

Votes: 587,422 | Gross: $291.02M

32. 10 Cloverfield Lane (2016)

PG-13 | 104 min | Drama, Horror, Mystery

After getting in a car accident, a woman is held in a shelter with two men, who claim the outside world is affected by a widespread chemical attack.

Director: Dan Trachtenberg | Stars: John Goodman, Mary Elizabeth Winstead, John Gallagher Jr., Douglas M. Griffin

Votes: 203,764 | Gross: $71.90M

33. Futurama (1999–2013)

TV-14 | 22 min | Animation, Comedy, Sci-Fi

Fry, a pizza guy, is accidentally frozen in 1999 and thawed out New Year's Eve 2999.

Stars: Billy West, John DiMaggio, Katey Sagal, Tress MacNeille

Votes: 170,899

34. Star Wars: Episode IV - A New Hope (1977)

PG | 121 min | Action, Adventure, Fantasy

Luke Skywalker joins forces with a Jedi Knight, a cocky pilot, a Wookiee, and two droids to save the galaxy from the Empire's world-destroying battle-station, while also attempting to rescue Princess Leia from the evil Darth Vader.

Director: George Lucas | Stars: Mark Hamill, Harrison Ford, Carrie Fisher, Alec Guinness

Votes: 994,266 | Gross: $460.94M

35. Independence Day: Resurgence (2016)

PG-13 | 120 min | Action, Adventure, Sci-Fi

Two decades after the first Independence Day invasion, Earth is faced with a new extra-Solar threat. But will mankind's new space defenses be enough?

Director: Roland Emmerich | Stars: Liam Hemsworth, Jeff Goldblum, Bill Pullman, Maika Monroe

Votes: 134,904 | Gross: $103.14M

36. Aliens (1986)

R | 137 min | Action, Adventure, Sci-Fi

The moon from Alien (1979) has been colonized, but contact is lost. This time, the rescue team has impressive firepower, but will it be enough?

Director: James Cameron | Stars: Sigourney Weaver, Michael Biehn, Carrie Henn, Paul Reiser

Votes: 535,564 | Gross: $85.20M

37. Fringe (2008–2013)

TV-14 | 46 min | Drama, Mystery, Sci-Fi

An FBI agent is forced to work with an institutionalized scientist and his son in order to rationalize a brewing storm of unexplained phenomena.

Stars: Anna Torv, Joshua Jackson, John Noble, Jasika Nicole

Votes: 190,542

38. The Space Between Us (I) (2017)

PG-13 | 120 min | Adventure, Drama, Romance

The first human born on Mars travels to Earth for the first time, experiencing the wonders of the planet through fresh eyes. He embarks on an adventure with a street smart girl to discover how he came to be.

Director: Peter Chelsom | Stars: Gary Oldman, Asa Butterfield, Carla Gugino, Britt Robertson

Votes: 23,798 | Gross: $7.83M

39. Independence Day (1996)

PG-13 | 145 min | Action, Adventure, Sci-Fi

The aliens are coming and their goal is to invade and destroy Earth. Fighting superior technology, mankind's best weapon is the will to survive.

Director: Roland Emmerich | Stars: Will Smith, Bill Pullman, Jeff Goldblum, Mary McDonnell

Votes: 458,771 | Gross: $306.12M

40. Oblivion (I) (2013)

PG-13 | 124 min | Action, Adventure, Mystery

A veteran assigned to extract Earth's remaining resources begins to question what he knows about his mission and himself.

Director: Joseph Kosinski | Stars: Tom Cruise, Morgan Freeman, Andrea Riseborough, Olga Kurylenko

Votes: 416,043 | Gross: $89.02M

41. The Thing (1982)

R | 109 min | Horror, Mystery, Sci-Fi

A research facility in Antarctica comes across an alien force that can become anything it touches with 100% accuracy. The members must now find out who's human and who's not before it's too late.

Director: John Carpenter | Stars: Kurt Russell, Wilford Brimley, Keith David, Richard Masur

Votes: 284,823 | Gross: $13.78M

42. Star Trek: Enterprise (2001–2005)

TV-PG | 60 min | Action, Adventure, Drama

A century before Captain Kirk's five-year mission, Jonathan Archer captains the United Earth ship Enterprise during the early years of Starfleet, leading up to the Earth-Romulan War and the formation of the Federation.

Stars: Scott Bakula, John Billingsley, Jolene Blalock, Dominic Keating

Votes: 33,294

43. Mighty Morphin Power Rangers (1993–1999)

TV-Y7 | 30 min | Action, Adventure, Family

A team of teenagers with attitude are recruited to save Angel Grove from the evil witch, Rita Repulsa, and later, Lord Zedd, Emperor of all he sees, and their horde of monsters.

Stars: Richard Steven Horvitz, David Yost, Ed Neil, David J. Fielding

Votes: 17,235

44. Edge of Tomorrow (2014)

PG-13 | 113 min | Action, Adventure, Sci-Fi

A soldier fighting aliens gets to relive the same day over and over again, the day restarting every time he dies.

Director: Doug Liman | Stars: Tom Cruise, Emily Blunt, Bill Paxton, Brendan Gleeson

Votes: 482,076 | Gross: $100.19M

45. Transformers (2007)

PG-13 | 144 min | Action, Adventure, Sci-Fi

An ancient struggle between two Cybertronian races, the heroic Autobots and the evil Decepticons, comes to Earth, with a clue to the ultimate power held by a teenager.

Director: Michael Bay | Stars: Shia LaBeouf, Megan Fox, Josh Duhamel, Tyrese Gibson

Votes: 538,582 | Gross: $318.76M

46. Stargate: Atlantis (2004–2009)

TV-PG | 44 min | Action, Adventure, Drama

An international team of scientists and military personnel discover a Stargate network in the Pegasus Galaxy and come face-to-face with a new, powerful enemy, The Wraith.

Stars: Joe Flanigan, Rachel Luttrell, David Hewlett, Jason Momoa

Votes: 51,960

47. Transformers: Age of Extinction (2014)

PG-13 | 165 min | Action, Adventure, Sci-Fi

Autobots must escape sight from a bounty hunter who has taken control of the human serendipity: Unexpectedly, Optimus Prime and his remaining gang turn to a mechanic, his daughter, and her back street racing boyfriend for help.

Director: Michael Bay | Stars: Mark Wahlberg, Nicola Peltz, Jack Reynor, Stanley Tucci

Votes: 261,801 | Gross: $245.43M

48. Predator (1987)

R | 107 min | Action, Sci-Fi, Thriller

A team of commandos on a mission in a Central American jungle find themselves hunted by an extraterrestrial warrior.

Director: John McTiernan | Stars: Arnold Schwarzenegger, Carl Weathers, Kevin Peter Hall, Elpidia Carrillo

Votes: 311,070 | Gross: $59.74M

49. Jupiter Ascending (2015)

PG-13 | 127 min | Action, Adventure, Sci-Fi

A young woman discovers her destiny as an heiress of intergalactic nobility and must fight to protect the inhabitants of Earth from an ancient and destructive industry.

Directors: Lana Wachowski, Lilly Wachowski | Stars: Channing Tatum, Mila Kunis, Eddie Redmayne, Sean Bean

Votes: 152,473 | Gross: $47.38M

50. Star Wars: Episode I - The Phantom Menace (1999)

PG | 136 min | Action, Adventure, Fantasy

Two Jedi Knights escape a hostile blockade to find allies and come across a young boy who may bring balance to the Force, but the long dormant Sith resurface to claim their old glory.

Director: George Lucas | Stars: Ewan McGregor, Liam Neeson, Natalie Portman, Jake Lloyd

Votes: 580,927 | Gross: $474.54M