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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 26,873 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

TUR (2019)HD
TUR (2019)
Dante 01 (2008)HD
Dante 01 (2008)
Time Jumpers (2018)HD
Time Jumpers (2018)
Za hranice (2023)HD
Za hranice (2023)
Homing Instinct (2023)HD
Homing Instinct (2023)
Precognito (2023)HD
Precognito (2023)
Dumpinieks (2025)HD
Dumpinieks (2025)
Ultraman Blazar The Movie: Tokyo Kaiju Showdown (2024)HD
Ultraman Blazar The Movie: Tokyo Kaiju Showdown (2024)
The Key (2023)HD
The Key (2023)
Strange Residues (1981)HD
Strange Residues (1981)
Quartzo (2023)HD
Quartzo (2023)
Maximum Ride (2016)HD
Maximum Ride (2016)
Quando Foi Que Acordei? (2024)HD
Quando Foi Que Acordei? (2024)
Escape Velocity (1999)HD
Escape Velocity (1999)
Ready, Jet, Go! Space Camp (2023)HD
Ready, Jet, Go! Space Camp (2023)
Dirty Blondes from Beyond (2012)HD
Dirty Blondes from Beyond (2012)
Sympatico (2020)HD
Sympatico (2020)
Human Cargo (2019)HD
Human Cargo (2019)
Tracing ForceHD
Tracing Force
Neky.ia (2023)HD
Neky.ia (2023)
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123Movies

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