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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 26,778 Science Fiction titles — no signup, no subscription required. Updated daily with the newest Science Fiction releases.

Star Runners (2009)HD
Star Runners (2009)
L'Inconnu (1973)1080P
L'Inconnu (1973)
Ghost (2021)HD
Ghost (2021)
Vampire Vixens from Venus (1995)HD
Vampire Vixens from Venus (1995)
Kekko Kamen Premium (2006)1080P
Kekko Kamen Premium (2006)
Paul Starr (1964)HD
Paul Starr (1964)
The War of the Worlds 2021 (2021)1080P
The War of the Worlds 2021 (2021)
Indestructible Man (1956)HD
Indestructible Man (1956)
E.T.: A Holiday Reunion (2019)HD
E.T.: A Holiday Reunion (2019)
Aurora Spei (2022)1080P
Aurora Spei (2022)
Nothing we can do (2025)1080P
Nothing we can do (2025)
TeraStorm (2022)HD
TeraStorm (2022)
The Cabinet of Dr. Ramirez (1991)HD
The Cabinet of Dr. Ramirez (1991)
Nine Minutes (2020)HD
Nine Minutes (2020)
The Rule of Three (2021)HD
The Rule of Three (2021)
Mars of Destruction (2005)HD
Mars of Destruction (2005)
Ultraman Blazar The Movie: Tokyo Kaiju Showdown (2024)HD
Ultraman Blazar The Movie: Tokyo Kaiju Showdown (2024)
Treasure Planet (1982)HD
Treasure Planet (1982)
Be Still My Beating Heart (2019)HD
Be Still My Beating Heart (2019)
Kirk Cameron: Connect (2018)HD
Kirk Cameron: Connect (2018)
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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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