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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 26,833 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Things Will Be Different (2024)HD
Things Will Be Different (2024)
Mutant Girls Squad (2010)HD
Mutant Girls Squad (2010)
Deepfaking Sam Altman (2026)HD
Deepfaking Sam Altman (2026)
Mobile Suit Gundam: The Origin I - Blue-Eyed Casval (2015)HD
Mobile Suit Gundam: The Origin I - Blue-Eyed Casval (2015)
Sonus ex Machina (2025)HD
Sonus ex Machina (2025)
MotherboardHD
Motherboard
Voyager from the Unknown (1984)HD
Voyager from the Unknown (1984)
Endangered Species (1982)HD
Endangered Species (1982)
Night of the Big Heat (1967)HD
Night of the Big Heat (1967)
Oh! Invisible Man (2010)HD
Oh! Invisible Man (2010)
Homeplanet (2024)HD
Homeplanet (2024)
Kamen Rider OOO 10th: The Core Medals of Resurrection (2022)HD
Kamen Rider OOO 10th: The Core Medals of Resurrection (2022)
Steamwrecked (2017)1080P
Steamwrecked (2017)
The Click (2022)HD
The Click (2022)
Space Squad: Space Sheriff Gavan VS Tokusou Sentai Dekaranger (2017)1080P
Space Squad: Space Sheriff Gavan VS Tokusou Sentai Dekaranger (2017)
Kafka (1991)HD
Kafka (1991)
100 Degrees Below Zero (2013)HD
100 Degrees Below Zero (2013)
The Incredible Shrinking Woman (1981)HD
The Incredible Shrinking Woman (1981)
The Timekeepers of Eternity (2021)1080P
The Timekeepers of Eternity (2021)
Hold (2014)HD
Hold (2014)
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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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