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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 26,964 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Rory Romantic (2017)HD
Rory Romantic (2017)
Team Thor: Part 2 (2017)HD
Team Thor: Part 2 (2017)
Doctor Who: The Day of the Doctor (2013)1080P
Doctor Who: The Day of the Doctor (2013)
Snow Queen (2002)HD
Snow Queen (2002)
Appleseed (2004)HD
Appleseed (2004)
Valley of the Gods (2020)HD
Valley of the Gods (2020)
Fantastic Voyage (1966)HD
Fantastic Voyage (1966)
TerrorVision (1986)HD
TerrorVision (1986)
Heavy Metal 2000 (2000)HD
Heavy Metal 2000 (2000)
Year 10 (2024)HD
Year 10 (2024)
Escape to Witch Mountain (1975)HD
Escape to Witch Mountain (1975)
Man's Best Friend (1993)HD
Man's Best Friend (1993)
RocketMan (1997)HD
RocketMan (1997)
Suburban Commando (1991)HD
Suburban Commando (1991)
The Cabbage Soup (1981)HD
The Cabbage Soup (1981)
Godzilla vs. Megaguirus (2000)HD
Godzilla vs. Megaguirus (2000)
Redcon-1 (2018)HD
Redcon-1 (2018)
Eiga Kamen Raidā Zettsu Sayonara no Misshon (2026)HD
Eiga Kamen Raidā Zettsu Sayonara no Misshon (2026)
Scooby-Doo! & Batman: The Brave and the Bold (2018)1080P
Scooby-Doo! & Batman: The Brave and the Bold (2018)
Roujin Z (1991)HD
Roujin Z (1991)
1…888990…500›
123Movies

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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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