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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 26,776 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

ReBirthHD
ReBirth
Judge Michael - Rise of the Law (2026)HD
Judge Michael - Rise of the Law (2026)
Orion (2025)HD
Orion (2025)
The Lost Memories of SlumberHD
The Lost Memories of Slumber
Wish Upon a Star: Fantastic Cat (2009)HD
Wish Upon a Star: Fantastic Cat (2009)
Pandemic (2009)HD
Pandemic (2009)
Raw Data (2023)HD
Raw Data (2023)
Super Eruption (2011)HD
Super Eruption (2011)
Oceans Rising (2017)HD
Oceans Rising (2017)
War of the Satellites (1958)HD
War of the Satellites (1958)
Demonia Undertaker (2017)HD
Demonia Undertaker (2017)
The Ultraman (2015)HD
The Ultraman (2015)
Prisoners of the Lost Universe (1983)HD
Prisoners of the Lost Universe (1983)
Ferocious Planet (2011)HD
Ferocious Planet (2011)
Saberfrog (2009)HD
Saberfrog (2009)
Telepathic Telephones (2014)1080P
Telepathic Telephones (2014)
Solar Plexus (2019)HD
Solar Plexus (2019)
Thermae Romae II (2014)HD
Thermae Romae II (2014)
Monster Makers (2003)HD
Monster Makers (2003)
The Twelve Months of the Summer (1988)HD
The Twelve Months of the Summer (1988)
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123Movies

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