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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 26,817 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

The Misadventures of Merlin Jones (1964)HD
The Misadventures of Merlin Jones (1964)
Proud Souls (2016)HD
Proud Souls (2016)
Love and Science (1912)1080P
Love and Science (1912)
Jenjira’s Magnificent DreamHD
Jenjira’s Magnificent Dream
Osiki (2009)HD
Osiki (2009)
0% (2021)HD
0% (2021)
Love and 50 Megatons (2020)HD
Love and 50 Megatons (2020)
Jekyll & Hyde (1990)HD
Jekyll & Hyde (1990)
The Amazing Captain Nemo (1978)HD
The Amazing Captain Nemo (1978)
Cozmo's (2016)HD
Cozmo's (2016)
Vixens from Venus (2016)HD
Vixens from Venus (2016)
Raiders of Galaxy (1982)HD
Raiders of Galaxy (1982)
Independents' Day (2017)HD
Independents' Day (2017)
No Blade of Grass (1970)HD
No Blade of Grass (1970)
The End Is at Hand (2025)HD
The End Is at Hand (2025)
Nudus (2024)HD
Nudus (2024)
Can I Get a Witness? (2025)HD
Can I Get a Witness? (2025)
Attack of the 50 Foot WomanHD
Attack of the 50 Foot Woman
Soy leyenda (1967)1080P
Soy leyenda (1967)
Contact (1982)1080P
Contact (1982)
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123Movies

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