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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 26,763 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Doraemon: Nobita and the Green Giant Legend (2008)HD
Doraemon: Nobita and the Green Giant Legend (2008)
Never Let Me Go (2010)HD
Never Let Me Go (2010)
Lienzo (2025)HD
Lienzo (2025)
THRESHOLD (2023)HD
THRESHOLD (2023)
Flash Gordon (1980)HD
Flash Gordon (1980)
Dragon Ball Z: The History of Trunks (1993)1080P
Dragon Ball Z: The History of Trunks (1993)
Dude, Where's My Car? (2000)HD
Dude, Where's My Car? (2000)
The Signal (2014)HD
The Signal (2014)
Casanova Trainer (2016)HD
Casanova Trainer (2016)
Trauma Industries (2017)HD
Trauma Industries (2017)
Doraemon: Nobita's Great Adventure in the Antarctic Kachi Kochi (2017)HD
Doraemon: Nobita's Great Adventure in the Antarctic Kachi Kochi (2017)
The Ozone Layer Vanishes (1990)HD
The Ozone Layer Vanishes (1990)
Doraemon: Nobita's Secret Gadget Museum (2013)HD
Doraemon: Nobita's Secret Gadget Museum (2013)
Zoom (2006)HD
Zoom (2006)
I Am Mother (2019)HD
I Am Mother (2019)
Três (2024)HD
Três (2024)
Godzilla: Final Wars (2004)1080P
Godzilla: Final Wars (2004)
Warriors of Future (2022)HD
Warriors of Future (2022)
Mission to Mars (2000)HD
Mission to Mars (2000)
1984 (2023)HD
1984 (2023)
1…525354…500›
123Movies

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