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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 26,730 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Summerville (2024)HD
Summerville (2024)
Misfits of Science (1985)HD
Misfits of Science (1985)
P-51 Dragon Fighter (2014)HD
P-51 Dragon Fighter (2014)
Nemesis 3: Time Lapse (1996)HD
Nemesis 3: Time Lapse (1996)
Unica (2022)HD
Unica (2022)
HERadventure (2013)HD
HERadventure (2013)
Plague 049 (2020)HD
Plague 049 (2020)
Abbott and Costello Go to Mars (1953)HD
Abbott and Costello Go to Mars (1953)
Charly (1968)HD
Charly (1968)
Between Waves (2020)HD
Between Waves (2020)
Cellular (2020)HD
Cellular (2020)
RZR Cyber ProtocolHD
RZR Cyber Protocol
Recollection (2025)HD
Recollection (2025)
An Ordinary Day (2023)HD
An Ordinary Day (2023)
Metalstorm: The Destruction of Jared-Syn (1983)HD
Metalstorm: The Destruction of Jared-Syn (1983)
Double Helix (2021)HD
Double Helix (2021)
Space Boobs In Space (2017)HD
Space Boobs In Space (2017)
Orbit Ever After (2013)1080P
Orbit Ever After (2013)
Galaxy Express 999: Claire of Glass (1980)1080P
Galaxy Express 999: Claire of Glass (1980)
Catherine and I (1980)HD
Catherine and I (1980)
1…495496497…500›
123Movies

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