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Trailers shown here are official content embedded from YouTube. Watch the full titles on the rights-holders' official streaming platforms.© 2026 123Movies. All rights reserved.
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Science Fiction Movies & TV Shows Online Free

Stream the best Science Fiction movies and TV shows free on 123Movies in HD. Browse 26,874 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

The Unseen (2017)HD
The Unseen (2017)
Mega Python vs. Gatoroid (2011)HD
Mega Python vs. Gatoroid (2011)
A Pengle Pongli Story (2019)HD
A Pengle Pongli Story (2019)
Junk Head (2022)HD
Junk Head (2022)
Geestesoog (2023)1080P
Geestesoog (2023)
Spider-Ham: Caught in a Ham (2019)HD
Spider-Ham: Caught in a Ham (2019)
A Guardiã de Nagoya (2016)HD
A Guardiã de Nagoya (2016)
The Man Who Could Cheat Death (1959)HD
The Man Who Could Cheat Death (1959)
Police × Heroine Lovepatrina! Movie Version ~Challenge from a Phantom Thief! Let's Arrest with Love and a Pat!~ (2021)HD
Police × Heroine Lovepatrina! Movie Version ~Challenge from a Phantom Thief! Let's Arrest with Love and a Pat!~ (2021)
Captain America (1944)HD
Captain America (1944)
Asteroid vs Earth (2014)HD
Asteroid vs Earth (2014)
Arcade (2022)HD
Arcade (2022)
3% (2011)HD
3% (2011)
Echoes (2020)HD
Echoes (2020)
Vera (2013)HD
Vera (2013)
The Staff (2013)HD
The Staff (2013)
Replicator (2024)HD
Replicator (2024)
Top Line (1988)HD
Top Line (1988)
Lifelike (2021)1080P
Lifelike (2021)
Jurassic Attack (2013)HD
Jurassic Attack (2013)
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123Movies

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Disclaimer: This site does not store any files on its server. All contents are provided by non-affiliated third parties.

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Trailers shown here are official content embedded from YouTube. Watch the full titles on the rights-holders' official streaming platforms.© 2026 123Movies. All rights reserved.
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