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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.

Summer Wars (2009)1080P
Summer Wars (2009)
Okja (2017)1080P
Okja (2017)
The Transformers: The Movie (1986)1080P
The Transformers: The Movie (1986)
Riki-Oh: The Story of Ricky (1991)HD
Riki-Oh: The Story of Ricky (1991)
Stitch! The Movie (2003)HD
Stitch! The Movie (2003)
Housemaid (2026)HD
Housemaid (2026)
Invasion of the Body Snatchers (1978)1080P
Invasion of the Body Snatchers (1978)
My Stepmother Is an Alien (1988)HD
My Stepmother Is an Alien (1988)
20,000 Leagues Under the Sea (1954)1080P
20,000 Leagues Under the Sea (1954)
Barbarella (1968)HD
Barbarella (1968)
Caddo Lake (2024)1080P
Caddo Lake (2024)
Krull (1983)HD
Krull (1983)
The Chronicles of Riddick (2004)HD
The Chronicles of Riddick (2004)
Nimona (2023)1080P
Nimona (2023)
Emmanuelle in Space 6: One Last Fling (1994)HD
Emmanuelle in Space 6: One Last Fling (1994)
Cube 2: Hypercube (2002)HD
Cube 2: Hypercube (2002)
The Flu (2013)1080P
The Flu (2013)
Batman and Superman: Battle of the Super Sons (2022)1080P
Batman and Superman: Battle of the Super Sons (2022)
The Void (2016)HD
The Void (2016)
A Trip to the Moon (1902)1080P
A Trip to the Moon (1902)
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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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