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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 26,817 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Thunderbirds: The Perils of Penelope (1965)1080P
Thunderbirds: The Perils of Penelope (1965)
Kamen Rider Geats: Jyamato Awaking (2024)1080P
Kamen Rider Geats: Jyamato Awaking (2024)
P1H: A New World Begins (2020)HD
P1H: A New World Begins (2020)
The World of Arata: World's/Start/Load/End (2012)HD
The World of Arata: World's/Start/Load/End (2012)
Princess from the Moon (1987)HD
Princess from the Moon (1987)
A Tunnel at the End of the Light (2025)HD
A Tunnel at the End of the Light (2025)
Atomica (2017)HD
Atomica (2017)
Infection: The Invasion Begins (2010)HD
Infection: The Invasion Begins (2010)
The HeraldHD
The Herald
M7 (2022)HD
M7 (2022)
Price of Trust (2023)HD
Price of Trust (2023)
Bang Bang Baby (2014)HD
Bang Bang Baby (2014)
Abraxas, Guardian of the Universe (1990)HD
Abraxas, Guardian of the Universe (1990)
MEAD (2022)HD
MEAD (2022)
Insomnia Station (1974)HD
Insomnia Station (1974)
Ogar - the Ugly (1981)HD
Ogar - the Ugly (1981)
Reisen til planeten Nazar (1983)HD
Reisen til planeten Nazar (1983)
The Universe (2023)1080P
The Universe (2023)
Life Cycle (2022)HD
Life Cycle (2022)
Bad Ben: Undead (2022)HD
Bad Ben: Undead (2022)
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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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