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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 26,919 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Star Wars Rebels: Spark of Rebellion (2014)1080P
Star Wars Rebels: Spark of Rebellion (2014)
It Happened Here (1966)HD
It Happened Here (1966)
Rakka (2017)1080P
Rakka (2017)
Mongolian Death Worm (2010)HD
Mongolian Death Worm (2010)
Avaruuden Teurastajat (1996)1080P
Avaruuden Teurastajat (1996)
If You Were the Last (2024)HD
If You Were the Last (2024)
Simulate (2022)HD
Simulate (2022)
Áncora (2026)HD
Áncora (2026)
Kamen Rider Fourze The Movie: It’s Space Time, Everybody! (2012)HD
Kamen Rider Fourze The Movie: It’s Space Time, Everybody! (2012)
Stranger Things: The First ShadowHD
Stranger Things: The First Shadow
Anima Possession (2022)HD
Anima Possession (2022)
The Breed (2001)HD
The Breed (2001)
Frontier (2018)HD
Frontier (2018)
Solo (1996)HD
Solo (1996)
BeausoleilHD
Beausoleil
No Time for Nuts (2006)1080P
No Time for Nuts (2006)
Slave Girls from Beyond Infinity (1987)HD
Slave Girls from Beyond Infinity (1987)
Nightmare City (1980)HD
Nightmare City (1980)
ReBirthHD
ReBirth
Flatland²: Sphereland (2012)HD
Flatland²: Sphereland (2012)
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123Movies

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