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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 26,802 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

No Truces of Teal and Crimson (2020)HD
No Truces of Teal and Crimson (2020)
Cybermutt (2003)HD
Cybermutt (2003)
X-Men Origins: Wolverine (2009)HD
X-Men Origins: Wolverine (2009)
The Eye: Calanthek (2021)HD
The Eye: Calanthek (2021)
Not of This Earth (1988)HD
Not of This Earth (1988)
Robot Revolution (2015)HD
Robot Revolution (2015)
Purple Stuff (2018)HD
Purple Stuff (2018)
Monster Awakens (2024)HD
Monster Awakens (2024)
Doctor Who: Twice Upon a Time (2017)1080P
Doctor Who: Twice Upon a Time (2017)
Snowmageddon (2011)HD
Snowmageddon (2011)
Snaggletooth (2022)HD
Snaggletooth (2022)
ROBOTHD
ROBOT
Protoparticles (2009)1080P
Protoparticles (2009)
Evil Bong 3: The Wrath of Bong (2011)HD
Evil Bong 3: The Wrath of Bong (2011)
Timelessness (2024)HD
Timelessness (2024)
The Girl from Rio (1969)HD
The Girl from Rio (1969)
Flight World War II (2015)HD
Flight World War II (2015)
Attack of the 50 Ft. Woman (1994)HD
Attack of the 50 Ft. Woman (1994)
Honeymoon (2014)HD
Honeymoon (2014)
Return of the Killer Tomatoes! (1988)HD
Return of the Killer Tomatoes! (1988)
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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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