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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 26,962 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

My Favorite Martian (1999)HD
My Favorite Martian (1999)
Forever Young (1992)HD
Forever Young (1992)
Pokémon: Jirachi Wish Maker (2003)HD
Pokémon: Jirachi Wish Maker (2003)
Piranha (1978)HD
Piranha (1978)
Highlander II: The Quickening (1991)HD
Highlander II: The Quickening (1991)
Iron Man: Rise of Technovore (2013)HD
Iron Man: Rise of Technovore (2013)
Disturbing Behavior (1998)HD
Disturbing Behavior (1998)
Doraemon: Nobita and the Green Giant Legend (2008)HD
Doraemon: Nobita and the Green Giant Legend (2008)
La Caca (2026)HD
La Caca (2026)
The Butterfly Effect 3: Revelations (2009)HD
The Butterfly Effect 3: Revelations (2009)
Shin Kamen Rider (2023)HD
Shin Kamen Rider (2023)
Emmanuelle 7 (1993)HD
Emmanuelle 7 (1993)
Pokémon the Movie: Kyurem vs. the Sword of Justice (2012)HD
Pokémon the Movie: Kyurem vs. the Sword of Justice (2012)
May the 12th Be with You (2024)HD
May the 12th Be with You (2024)
Vesper (2022)HD
Vesper (2022)
Doraemon the Movie: Nobita's Earth Symphony (2024)HD
Doraemon the Movie: Nobita's Earth Symphony (2024)
Real Genius (1985)HD
Real Genius (1985)
Ghosts of War (2020)HD
Ghosts of War (2020)
Godzilla: The Planet Eater (2018)HD
Godzilla: The Planet Eater (2018)
Toys (1992)HD
Toys (1992)
1…626364…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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