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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 26,831 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Sci-Fi High: The Movie Musical (2010)HD
Sci-Fi High: The Movie Musical (2010)
Doraemon: Nobita and the Animal Planet (1990)HD
Doraemon: Nobita and the Animal Planet (1990)
The Reality of Time (2024)1080P
The Reality of Time (2024)
Tokyo Species (2012)HD
Tokyo Species (2012)
Xtro 2: The Second Encounter (1990)HD
Xtro 2: The Second Encounter (1990)
Feeling (2026)HD
Feeling (2026)
The Tenth Planet: The Red Sister - Part 1HD
The Tenth Planet: The Red Sister - Part 1
Deepheist (2024)HD
Deepheist (2024)
Space Station 76 (2014)HD
Space Station 76 (2014)
Six (2022)HD
Six (2022)
Demonic (2021)HD
Demonic (2021)
The Amazing Colossal Man (1957)HD
The Amazing Colossal Man (1957)
Silk (2006)HD
Silk (2006)
Planet (2025)HD
Planet (2025)
Kosminen kulkuri (2010)HD
Kosminen kulkuri (2010)
Babylon 5: The River of Souls (1998)HD
Babylon 5: The River of Souls (1998)
The Perfect Gene (2018)HD
The Perfect Gene (2018)
Black Scorpion II: Aftershock (1997)HD
Black Scorpion II: Aftershock (1997)
1000 Kings (2019)HD
1000 Kings (2019)
Six-String Samurai (1998)HD
Six-String Samurai (1998)
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123Movies

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