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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 26,946 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Welcome to G-Town (2026)HD
Welcome to G-Town (2026)
Deathsport (1978)HD
Deathsport (1978)
Toxic Skies (2008)HD
Toxic Skies (2008)
Tanjiro (2022)1080P
Tanjiro (2022)
We Are from the Future (2008)HD
We Are from the Future (2008)
Kamen Rider Ex-Aid Trilogy: Another Ending - Kamen Rider Genm VS Lazer (2018)1080P
Kamen Rider Ex-Aid Trilogy: Another Ending - Kamen Rider Genm VS Lazer (2018)
Living with the Dead (2002)HD
Living with the Dead (2002)
Yeti: The Giant of the 20th Century (1977)HD
Yeti: The Giant of the 20th Century (1977)
BETA (2018)HD
BETA (2018)
Quantique (2019)HD
Quantique (2019)
Reset (2024)HD
Reset (2024)
Wild Zero (1999)HD
Wild Zero (1999)
Love, Sick (2022)HD
Love, Sick (2022)
Someone Dies! (2024)HD
Someone Dies! (2024)
Transmorphers: Fall of Man (2009)HD
Transmorphers: Fall of Man (2009)
Dynasty (2024)1080P
Dynasty (2024)
Final Days of Planet Earth (2006)HD
Final Days of Planet Earth (2006)
Alien: Alone (2019)HD
Alien: Alone (2019)
Asami (2014)HD
Asami (2014)
Zombie Shark (2015)HD
Zombie Shark (2015)
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123Movies

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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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