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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 26,963 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Wild Wild West (1999)HD
Wild Wild West (1999)
GANTZ:O (2016)1080P
GANTZ:O (2016)
The Circle (2017)HD
The Circle (2017)
They Cloned Tyrone (2023)HD
They Cloned Tyrone (2023)
Videodrome (1983)1080P
Videodrome (1983)
Star Trek: Nemesis (2002)HD
Star Trek: Nemesis (2002)
Resident Evil: Vendetta (2017)HD
Resident Evil: Vendetta (2017)
Lake Placid (1999)HD
Lake Placid (1999)
Astro Boy (2009)HD
Astro Boy (2009)
Wifelike (2022)HD
Wifelike (2022)
Escape from L.A. (1996)HD
Escape from L.A. (1996)
Mobile Suit Gundam Hathaway (2021)1080P
Mobile Suit Gundam Hathaway (2021)
Watchmen: Chapter II (2024)1080P
Watchmen: Chapter II (2024)
Star Wars: The Clone Wars (2008)HD
Star Wars: The Clone Wars (2008)
Death Race 2 (2010)HD
Death Race 2 (2010)
The Host (2013)HD
The Host (2013)
Reminiscence (2021)HD
Reminiscence (2021)
Swan Song (2021)1080P
Swan Song (2021)
Slither (2006)HD
Slither (2006)
Dragon Ball Z: Battle of Gods (2013)HD
Dragon Ball Z: Battle of Gods (2013)
1…313233…500›
123Movies

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

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