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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 26,843 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Time Warp (1981)HD
Time Warp (1981)
Andromeda Nebula (1967)HD
Andromeda Nebula (1967)
Apex Legends Stories from the Outlands "For Us, Utang na Loob" (2023)HD
Apex Legends Stories from the Outlands "For Us, Utang na Loob" (2023)
Hardwired (2009)HD
Hardwired (2009)
Knock / Knock (2020)1080P
Knock / Knock (2020)
love_proxy (2025)HD
love_proxy (2025)
Sucker (2023)1080P
Sucker (2023)
Mothman (2010)HD
Mothman (2010)
Marooned (2015)1080P
Marooned (2015)
The Last Boy (2019)HD
The Last Boy (2019)
Evil Aliens (2006)HD
Evil Aliens (2006)
Silver Heads (1999)HD
Silver Heads (1999)
Mad Mimes (2012)1080P
Mad Mimes (2012)
Clothesline (2021)HD
Clothesline (2021)
Isola: Multiple Personality Girl (2000)HD
Isola: Multiple Personality Girl (2000)
Ejen Ali: The Movie 3HD
Ejen Ali: The Movie 3
Stan Lee's Mighty 7 (2014)HD
Stan Lee's Mighty 7 (2014)
Battletruck (1982)HD
Battletruck (1982)
Replika (2024)HD
Replika (2024)
Achilles the tortoise (2022)HD
Achilles the tortoise (2022)
1…344345346…500›
123Movies

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