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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 26,781 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Building Star Trek (2016)HD
Building Star Trek (2016)
Jimmy Timmy Power Hour 3: The Jerkinators! (2006)HD
Jimmy Timmy Power Hour 3: The Jerkinators! (2006)
Kamen Rider Drive Saga: Kamen Rider Chaser (2016)1080P
Kamen Rider Drive Saga: Kamen Rider Chaser (2016)
Fallout (1998)HD
Fallout (1998)
Время 'X' (1992)1080P
Время 'X' (1992)
BALL LIGHTNING (2021)HD
BALL LIGHTNING (2021)
Giant God Warrior Appears in Tokyo (2012)HD
Giant God Warrior Appears in Tokyo (2012)
Space Mutiny (1988)HD
Space Mutiny (1988)
Sonido: Ivans & Tobis (2023)HD
Sonido: Ivans & Tobis (2023)
TheM (2021)HD
TheM (2021)
My God, My God, Why Hast Thou Forsaken Me? (2005)1080P
My God, My God, Why Hast Thou Forsaken Me? (2005)
The Door (2024)HD
The Door (2024)
The Sword of ThyrusHD
The Sword of Thyrus
Altered Perception (2018)HD
Altered Perception (2018)
Untitled Earth Sim 64 (2021)HD
Untitled Earth Sim 64 (2021)
I, Dolphin Girl (2014)1080P
I, Dolphin Girl (2014)
Alternate Earth (2025)HD
Alternate Earth (2025)
Filme X (2022)1080P
Filme X (2022)
Lost in the Bermuda Triangle (1998)HD
Lost in the Bermuda Triangle (1998)
J.O.E. and the Colonel (1985)HD
J.O.E. and the Colonel (1985)
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123Movies

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

Disclaimer: This site does not store any files on its server. All contents are provided by non-affiliated third parties.

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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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