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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 26,761 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

The Last ConfessionHD
The Last Confession
Upside Down (2012)HD
Upside Down (2012)
No. 1 Sentai Gozyuger VS Boonboomger (2026)HD
No. 1 Sentai Gozyuger VS Boonboomger (2026)
Timecrimes (2007)1080P
Timecrimes (2007)
Sympatico (2020)HD
Sympatico (2020)
Justice League: The Flashpoint Paradox (2013)1080P
Justice League: The Flashpoint Paradox (2013)
CVTV (2022)1080P
CVTV (2022)
GANTZ:O (2016)1080P
GANTZ:O (2016)
The Darkest Hour (2011)HD
The Darkest Hour (2011)
Attack on Titan II: End of the World (2015)HD
Attack on Titan II: End of the World (2015)
Mobile Suit Gundam Hathaway (2021)1080P
Mobile Suit Gundam Hathaway (2021)
Evangelion: 1.0 You Are (Not) Alone (2007)1080P
Evangelion: 1.0 You Are (Not) Alone (2007)
Cursed Bastards! (2013)HD
Cursed Bastards! (2013)
The Time Machine (1960)1080P
The Time Machine (1960)
Am nächsten Morgen kehrte der Minister nicht an seinen Arbeitsplatz zurück (1986)1080P
Am nächsten Morgen kehrte der Minister nicht an seinen Arbeitsplatz zurück (1986)
Lost in Starlight (2025)1080P
Lost in Starlight (2025)
The Fortress (1979)1080P
The Fortress (1979)
The Relic (1997)HD
The Relic (1997)
Paycheck (2003)HD
Paycheck (2003)
The Secret of NIMH (1982)1080P
The Secret of NIMH (1982)
1…414243…500›
123Movies

123Movies — watch movies online for free and discover the latest movies and TV series without registration.

Disclaimer: This site does not store any files on its server. All contents are provided by non-affiliated third parties.

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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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