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Best Science-Fiction Movies to Watch Now on Tubi (Free)

Discover the best Science-Fiction Movies of all time on Tubi (Free) with our comprehensive list. From classic favorites to new releases. Watch the best Science-Fiction Movies ever on Tubi (Free), add them to your watchlist now.

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Recently Added Science-Fiction Movies

Science Science-Fiction Movies

Independence Day Poster

Independence Day (1996)

Terminator 2: Judgment Day Poster

Terminator 2: Judgment Day (1991)

Coherence Poster

Coherence (2014)

Big/Bad/Wolf Poster

Big/Bad/Wolf (2024)

Transmorphers Poster

Transmorphers (2007)

Age of Dinosaurs Poster

Age of Dinosaurs (2013)

Escape Velocity Poster

Escape Velocity (2002)

The Visitor Poster

The Visitor (1979)

Driftwood Poster

Driftwood (2024)

Unknown World Poster

Unknown World (1951)

The Terror Within Poster

The Terror Within (1989)

Urban Warriors Poster

Urban Warriors (1987)

The Thirteenth Floor Poster

The Thirteenth Floor (1999)

Curse of the Swamp Creature Poster

Curse of the Swamp Creature (1966)

The Incredible Melting Man Poster

The Incredible Melting Man (1977)

Bakterion Poster

Bakterion (1982)

Absolute Denial Poster

Absolute Denial (2022)

A Million Days Poster

A Million Days (2024)

Spider in the Attic Poster

Spider in the Attic (2021)

Escape Pod Poster

Escape Pod (2023)

Action & Adventure Science-Fiction Movies

Independence Day Poster

Independence Day (1996)

The Running Man Poster

The Running Man (1987)

Terminator 2: Judgment Day Poster

Terminator 2: Judgment Day (1991)

War of the Worlds Poster

War of the Worlds (2005)

Re-Generator Poster

Re-Generator (2010)

Lost at War Poster

Lost at War (2007)

Alien Siege Poster

Alien Siege (2018)

Intergalactic Combat Poster

Intergalactic Combat (2008)

Fighting the Sky Poster

Fighting the Sky (2018)

Mad Max Poster

Mad Max (1979)

Agent of Death Poster

Agent of Death (2023)

Mind Blown Poster

Mind Blown (2016)

Invasion of the Neptune Men Poster

Invasion of the Neptune Men (1961)

Wasteland Poster

Wasteland (2011)

Prison Planet Poster

Prison Planet (1992)

Elite Force: B.R.I. - Body Recovery Immmusination Poster

Elite Force: B.R.I. - Body Recovery Immmusination (2025)

Transmorphers Poster

Transmorphers (2007)

Monster Island Poster

Monster Island (2019)

Atomic Rulers Poster

Atomic Rulers (1965)

Age of Dinosaurs Poster

Age of Dinosaurs (2013)

Adaptation Science-Fiction Movies

The Running Man Poster

The Running Man (1987)

War of the Worlds Poster

War of the Worlds (2005)

Battle Royale Poster

Battle Royale (2000)

Monstroid Poster

Monstroid (1980)

The Thirteenth Floor Poster

The Thirteenth Floor (1999)

First Men in the Moon Poster

First Men in the Moon (1964)

The Immortal Wars Poster

The Immortal Wars (2017)

The Lawnmower Man Poster

The Lawnmower Man (1992)

Metropolis Poster

Metropolis (1927)

The Navy vs. the Night Monsters Poster

The Navy vs. the Night Monsters (1966)

Logan's Run Poster

Logan's Run (1976)

The People That Time Forgot Poster

The People That Time Forgot (1977)

1984 Poster

1984 (1984)

Before We Vanish Poster

Before We Vanish (2017)

High-Rise Poster

High-Rise (2016)

Godkiller: Walk Among Us Poster

Godkiller: Walk Among Us (2010)

The Man Who Fell to Earth Poster

The Man Who Fell to Earth (1976)

The Invisible Man Poster

The Invisible Man (2017)

BraveStorm Poster

BraveStorm (2017)

Riverworld Poster

Riverworld (2003)

Fantasy Science-Fiction Movies

The Great Buddha Arrival Poster

The Great Buddha Arrival (2018)

Game Box 1.0 Poster

Game Box 1.0 (2009)

Lunamancer Poster

Lunamancer (2023)

Broadcast Poster

Broadcast (2022)

Spaghetti Junction Poster

Spaghetti Junction (2022)

Jack's Apocalypse Poster

Jack's Apocalypse (2016)

Brown Girl Begins Poster

Brown Girl Begins (2018)

Mind Over Murder Poster

Mind Over Murder (2005)

Femalien: Cosmic Crush Poster

Femalien: Cosmic Crush (2020)

Femalien: Starlight Saga Poster

Femalien: Starlight Saga (2022)

The Electric Man Poster

The Electric Man (2022)

Riverworld Poster

Riverworld (2003)

The Doll Poster

The Doll (2017)

Jealousy: Truth or Dare - Part II Poster

Jealousy: Truth or Dare - Part II (2021)

The iDol Poster

The iDol (2006)

Princess of Mars Poster

Princess of Mars (2009)

Marker Poster

Marker (2005)

The Shasta Triangle Poster

The Shasta Triangle (2019)

Neverlost Poster

Neverlost (2010)

The Time Guardians Poster

The Time Guardians (2020)

Comedy Science-Fiction Movies

UHF Poster

UHF (1989)

The Castle of Fu Manchu Poster

The Castle of Fu Manchu (1992)

Sheeba - The Darkest Side of the Force Poster

Sheeba - The Darkest Side of the Force (2005)

Paracide Poster

Paracide (2020)

Mystery Science Theater 3000: Code Name: Diamond Head Poster

Mystery Science Theater 3000: Code Name: Diamond Head (1994)

Moon Maidens Poster

Moon Maidens (2023)

Mystery Science Theater 3000: First Spaceship on Venus Poster

Mystery Science Theater 3000: First Spaceship on Venus (1990)

Manhunt in Space Poster

Manhunt in Space (1992)

Back to 2005 Poster

Back to 2005 (2024)

The Violent Years Poster

The Violent Years (1994)

King Dinosaur Poster

King Dinosaur (1990)

Pros and Cons of Being Single Poster

Pros and Cons of Being Single (2024)

Destination Planet Negro Poster

Destination Planet Negro (2013)

The Painted Hills Poster

The Painted Hills (1993)

Mystery Science Theater 3000: The Girl In Lovers Lane Poster

Mystery Science Theater 3000: The Girl In Lovers Lane (1993)

2015: Future Uncertain Poster

2015: Future Uncertain (2024)

A Brand New You (2014)

The Killer Shrews Poster

The Killer Shrews (1992)

Foil Poster

Foil (2024)

Mystery Science Theater 3000: Samson vs. The Vampire Women Poster

Mystery Science Theater 3000: Samson vs. The Vampire Women (1995)

Horror Science-Fiction Movies