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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 26,828 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Mindsight (2016)HD
Mindsight (2016)
Mooned (2023)HD
Mooned (2023)
Time Lapse (2016)1080P
Time Lapse (2016)
The Man Who Fell to Earth (1987)HD
The Man Who Fell to Earth (1987)
Under The Big TopHD
Under The Big Top
Space Thunder Kids (1991)HD
Space Thunder Kids (1991)
Apex Legends Stories from the Outlands "Hero" (2022)HD
Apex Legends Stories from the Outlands "Hero" (2022)
Liberxina 90 (1970)HD
Liberxina 90 (1970)
The Time to Die (1970)HD
The Time to Die (1970)
Energy Hunter (2005)HD
Energy Hunter (2005)
An American Hippie in Israel (1972)HD
An American Hippie in Israel (1972)
Explorers on the Moon (1992)1080P
Explorers on the Moon (1992)
Talk About Your Dreams (2016)HD
Talk About Your Dreams (2016)
Zombie Planet (2004)HD
Zombie Planet (2004)
Vi (2022)HD
Vi (2022)
Space Visitors (1981)HD
Space Visitors (1981)
Appleseed Alpha (2014)HD
Appleseed Alpha (2014)
The Mysterious Castle in the Carpathians (1981)HD
The Mysterious Castle in the Carpathians (1981)
The Lunar Chronicles (2028)HD
The Lunar Chronicles (2028)
Devil's Triangle (2021)HD
Devil's Triangle (2021)
1…372373374…500›
123Movies

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